PCYuumi was last nerfed in Patch 25.16 (). Across 48 patches, Yuumi has received 9 buffs, 15 nerfs, 23 adjustments since release in Patch 9.10.
AbilitiesLeague Wiki
Q damage decreased. W heal and shield power and on-hit heal decreased.
Prowling Projectile
- Empowered base damage reduced to 80/135/190/245/300/355 from 80/140/200/260/320/380.
You and Me!
- Heal and shield power reduced to 4/5/6/7/8% from 5/7.5/10/12.5/15%.
- Feline Friendship on-hit base healing reduced to 3/4/5/6/7 from 3/5/7/9/11.
- Feline Friendship on-hit healing AP ratio reduced to 3% of Yuumi's AP from 4%.
R heal per hit decreased.
Final Chapter
- Heal AP ratio per hit reduced to 10% AP from 15% AP.
- Total heal AP ratio reduced to 50% AP from 75% AP.
- Best Friend heal AP ratio reduced to 13% AP from 19.5% AP.
- Total Best Friend heal AP ratio reduced to 65% AP from 97.5% AP.
R heal decreased.
Final Chapter
- Base heal per hit reduced to 30/40/50 from 35/50/65.
- Feline Friendship base heal per hit reduced to 39/52/65 from 45.5/65/84.5.
Passive Heal decreased at lower levels. E Shield decreased.
Feline Friendship
- Base heal reduced to 20 to 110 (based on level) from 25 to 110 (based on level).
Zoomies
- Base shield reduced to 65/90/115/140/165 from 80/105/130/155/180.
Passive heal increased and cooldown decreased at higher levels. R damage increased.
Feline Friendship
- Cooldown reduced to 20 to 8 (based on level) seconds from 20 to 10 (based on level). Now scales until level 13 instead of 11.
- Heal AP ratio increased to 25% AP from 15% AP.
Final Chapter
- Base damage increased to 75/125/175 from 75/100/125.
- Subsequent base damage increased to 18.75/31.25/43.75 from 18.75/25/31.25.
- Damage AP ratio increased to 25% AP from 20% AP.
- Subsequent damage AP ratio increased to 6.25% AP from 5% AP.
Q mana cost decreased, damage increased.
Prowling Projectile
- Mana cost reduced to 50/55/60/65/70/75 from 50/60/70/80/90/100.
- Base damage increased to 60/95/130/165/200/235 from 60/90/120/150/180/210.
- Empowered base damage increased to 80/140/200/260/320/380 from 80/135/190/245/300/355.
You and Me!
- Bug Fix: Attempting to attach on an allied Neeko disguised as Jack in the Box no longer causes both the ability and Yuumi's movement to become invalid until Yuumi has died.
You and Me!
- Recast targeting forgiveness is now handled at the engine-level rather than the script-level.
- New Effect: Initial cast now has a forgiveness radius of 175 units.
You and Me!
- Bug Fix: Can no longer be used on allies without having vision of them.
E cooldown decreased. R heal per hit increased.
Zoomies
- Cooldown reduced to 10 seconds at all ranks from 12/11.5/11/10.5/10.
Final Chapter
- Base heal per hit increased to 35/50/65 from 25/40/55.
- Best Friend base heal per hit increased to 45.5/65/84.5 from 32.5/52/71.5.
Stats
- Gameplay radius reduced to 55 units from 65.
- Pathing radius reduced to 30 units from 35.
- Selection radius reduced to 100 units from 120.
General
- Now replaces Glacial Augment with First Strike.
Prowling Projectile
- Damage now triggers Yuumi's own damage effects but still grants kill credit to the ally applying it.
Battle Principal and Heartseeker
- Prowling Projectile
- Bug Fix: VFX now correctly adjusts to the size of the W.
- Final Chapter
- Bug Fix: VFX now correctly adjusts to the size of the W.
E bonus attack speed decreased. R heal per hit decreased.
You and Me!
- Heal and shield power changed to 5/7.5/10/12.5/15% from 10 to 20% (based on level).
Zoomies
- Base bonus attack speed reduced to 25/27.5/30/32.5/35% from 35% at all ranks.
- Base shield reduced to 80/105/130/155/180 from 90/120/150/180/210.
Final Chapter
- Base heal per hit reduced to 25/40/55 from 35/50/65.
Feline Friendship
- Bug Fix: Now properly grants stacks from champion kills to the ally that is You and Me! to.
Prowling Projectile
- Bug Fix: Expiration SFX is no longer audible from the fog of war.
Feline Friendship
- Bug Fix: Passive buff SFX now properly plays for enemies that are attacked while not in vision.
- Bug Fix: Friendship stacks granted from kills for an allied champion are no longer doubled if Yuumi uses You and Me! to attach to that ally, then detach, and re-attach to them before they kill the enemy.
Final Chapter
- Bug Fix: Now properly triggers Summon Aery when it affects an allied champion.
Q cooldown decreased, mana cost increased, missile speed decreased, range decreased, ally on-hit damage AP ratio reduced. R shield duration added, bonus resistances decreased.
General
- Bug Fix: Bewitching and EDG now properly plays SFX for her emotes.
- Bug Fix: Bewitching now plays her death SFX correctly.
Feline Friendship
- Bug Fix: Heal expiration SFX now properly plays.
- Bug Fix: Heal now properly triggers Summon Aery when it is granted to an allied champion using You and Me!.
Prowling Projectile
- Cooldown changed to 6.5 seconds at all ranks from 7.5/7.25/7/6.75/6.5/6.25.
- Mana cost increased to 50/60/70/80/90/100 from 50/55/60/65/70/75.
- Missile speed reduced to 850 from 1000.
- Empowered missile speed reduced to 1650 from 1900.
- Cast range reduced to 850 units from 1150.
- Bug Fix: Slow debuff while not attached now properly decays.
Zoomies
- Bug Fix: Yuubee no longer plays the SFX at a loud volume.
Final Chapter
- Overheal shield duration reduced to 1.5 seconds from 3.
- Removed: No longer grants 20/40/60 (+ 10% AP) bonus resistances to her Best Friend.
- Bug Fix: Now properly triggers Feline Friendship heal if it hits an allied champion.
- Bug Fix: Now properly tracks the player's mouse cursor when the waves are being steered.
- Bug Fix: EDG no longer plays the SFX at a loud volume.
- Bug Fix: EDG now properly displays the trophy VFX for the final wave.
Yuumi rework, all abilities adjusted.
Stats
- Health growth reduced to 69 from 84.
- Base mana increased to 440 from 400.
Feline Friendship - New Innate
- Innate: Periodically, Yuumi's next basic attack (which has 50 bonus range), or ability hit against enemy champions will heal her for 25 to 110 (based on level) (+ 15% AP). If she is You and Me! to an ally within 4 seconds, they are healed for the same amount.
- Innate: While You and Me! to an ally, Yuumi grants them 2 permanent Friendship stacks for killing enemy champions and minions. The ally with the highest Friendship stacks becomes Yuumi's Best Friend, which empowers her abilities with additional effects while she is You and Me! to them.
- Static Cooldown: 20 to 10 (based on level) seconds.
Prowling Projectile
- Mana cost reduced to 50/55/60/65/70/75 from 90 at all ranks.
- Cooldown changed to 7.5/7.25/7/6.75/6.5/6.25 seconds from 13.5/12/10.5/9/7.5/6.
- Missile width reduced to 60 units from 65.
- New Effect: Now reveals champions hit for 1 second.
- Base damage increased to 60/90/120/150/180/210 from 50/80/110/140/170/200.
- AP ratio reduced to 20% AP from 30% AP.
- Empowered base damage increased to 80/140/200/260/320/380 from 60/100/140/180/220/260.
- Empowered AP ratio reduced to 35% AP from 40% AP.
- Channel duration reduced to 1.35 seconds from 2.
- Removed: No longer deals 3/4.2/5.4/6.6/7.8/9% of the target's current health if empowered, capped at 50 to 300 (based on level) against non-champions.
- New Effect: Empowered slow now decays over the duration.
- New Effect: Slow is now increased to 55/60/65/70/75/80% for 2 seconds if empowered.
- New Effect: While attached and after 1.35 seconds of flight, the missile becomes empowered and accelerates in its current direction.
- Best Friend Bonus: Slow will always be empowered against champions and hitting a champion will grant her Best Friend 10/12/14/16/18/20 (+ 10% AP) bonus magic damage on-hit for 5 seconds, increased by 0 to 75% (based on Anchor's critical strike chance).
You and Me!
- Removed: No longer grants herself or her ally 12/14/16/18/20 (+ 6/7/8/9/10%) adaptive force.
- Removed: No longer counts as a buff for Summon Aery.
- Best Friend Bonus: She gains 10 to 20% (based on ally's level) heal and shield power and her Best Friend gains 3/5/7/9/11 (+ 4% AP) on-hit healing, affected by her heal and shield power.
Zoomies
- Removed: No longer heals for 70/90/110/130/150 (+ 30% AP).
- New Effect: Now shields for 90/120/150/180/210 (+ 30% AP) for 3 seconds.
- Mana cost changed to 80/90/100/110/120 from 40/45/50/55/60 (+ 12% maximum mana).
- Bonus attack speed changed to 35% at all ranks from 25/30/35/40/45%.
- New Effect: Bonus attack speed now scales with 8% per 100 AP.
- New Effect: Bonus movement speed now lasts as long as the shield persists, instead of 3 seconds.
- New Effect: Now restores 20/24/28/32/36 mana to her Anchor, increased by 0 to 100% (based on Anchor's missing mana).
- Updated icon.
Final Chapter
- Number of waves reduced to 5 from 7.
- Duration unchanged.
- Wave interval time increased to 0.7 seconds from 0.5.
- New Effect: Can now steer the direction of the waves with her mouse if initially cast while attached. This bonus is lost if she detaches.
- Cooldown increased to 120/110/100 seconds from 110/100/90.
- Base damage per wave increased to 75/100/125 from 60/80/100.
- New Effect: Now heals her Anchor and allies hit for 35/50/65 (+ 15% AP) per wave. Excess healing is converted into a shield that persists until 3 seconds after the ability ends.
- Removed: No longer roots champions hit by 3 waves for 1.25 seconds.
- New Effect: Now slows enemies hit by 10% for 1.25 seconds, increased by 10% per subsequent wave.
- Best Friend Bonus: Her Best Friend gains 30% increased healing from waves and 20/40/60 (+ 10% AP) bonus armor and bonus magic resistance for the duration of the ability.
You and Me!
- Bug Fix: No longer causes jungle monsters to not respond to taking damage from the caster if they aggroed the camp and used Change of Plan on an allied champion.
Stats
- Attack range reduced to 425 from 500.
- Base attack damage reduced to 49 from 55.
- Base health reduced to 500 from 550.
- Base health regeneration reduced to 5 from 7.
- Undocumented: Automatic target acquisition radius reduced to 475 from 550.
Bop 'n' Block
- New Effect: Now gains 25 bonus attack range.
- Base shield reduced to 45 to 300 (based on level) from 60 to 380 (based on level).
You and Me!
- Percentage adaptive force reduced to 6/7/8/9/10% from 12/14/16/18/20%.
Zoomies
- Removed: Bonus movement speed no longer scales with 2% per 100 AP.
Q base damage decreased.
Prowling Projectile
- Base damage reduced to 50/80/110/140/170/200 from 50/90/130/170/210/250.
- Empowered base damage reduced to 60/100/140/180/220/260 from 60/110/160/210/260/310.
Passive cooldown increased. R root duration decreased.
Bop 'n' Block
- Cooldown increased to 18 to 6 (based on level) from 14 to 6 (based on level).
Final Chapter
- Root duration reduced to 1.25 seconds from 1.75.
You and Me!
- Bug Fix: The adaptive force buff no longer disappear on allies affected by specific debuffs.
E bonus move speed scales less with AP, cooldown increased late game.
Zoomies
- Cooldown increased to 12/11.5/11/10.5/10 seconds from 12/11/10/9/8.
- Bonus movement speed AP ratio reduced to 2% per 100 AP from 6% per 100 AP.
General
- Bug Fix: Fixed a bug where she would be unable to use swapped summoner spells from Unsealed Spellbook after using Teleport.
Passive shield increased. E base heal decreased, bonus move speed increased.
Bop 'n' Block
- Base shield increased to 60 to 380 (based on level) from 56 to 360 (based on level).
Zoomies
- Base heal reduced to 70/90/110/130/150 from 70/100/130/160/190.
- Base bonus movement speed increased to 20% from 15%.
Stats
- Base health increased to 550 from 480.
- Health growth increased to 84 from 70.
- Armor growth increased to 4.2 from 3.
- Magic resistance growth increased to 1.1 from 0.3.
Bop 'n' Block
- Base shield reduced to 56 to 360 (based on level) from 60 to 400 (based on level).
- AP ratio reduced to 25% AP from 30% AP.
Zoomies
- Base heal reduced to 65/90/115/140/165 from 70/100/130/160/190.
- Heal AP ratio reduced to 25% AP from 35% AP.
General
- New Effect: Skins except Battle Principal now play their custom recalls if her allies are recalling while she is attached.
E heal and move speed ratio decreased.
Zoomies
- Bonus movement speed AP ratio reduced to 6% per 100 AP from 10%.
- Base heal reduced to 70/100/130/160/190 from 70/105/140/175/210.
- Heal AP ratio reduced to 35% AP from 40% AP.
Passive cooldown decreased.
Bop 'n' Block
- Cooldown reduced to 14 to 6 (based on level) seconds from 18 to 6 (based on level).
Q base damage and empowered damage increased. W ally icon bugfix.
Prowling Projectile
- Base damage increased to 50/80/110/140/170/200 from 40/70/100/130/160/190.
- Empowered base damage increased to 60/100/140/180/220/260 from 45/85/125/165/205/245.
You and Me!
- Bug Fix: Ally's level icon now properly reverts back to normal when she detaches from said ally.
You and Me!
- Bug Fix: Can no longer activate Moonstone Renewer when casting the second cast repeatedly on an out-of-range ally that is in combat.
You and Me!
- Bug Fix: Now properly goes on cooldown when she is affected by charms or knock-ups.
Prowling Projectile
- Bug Fix: Now properly stacks Manaflow Band.
Passive mana restore value decreased; now scales with maximum mana and champion level; cooldown decreased.
Bop 'n' Block
- Mana restored reduced to 25 to 100 (based on level) from 50 to 160 (based on level).
- New Effect: Now restores an additional 8% maximum mana.
- Cooldown reduced to 18 to 6 (based on level) seconds from 20 to 8 (based on level).
You and Me!
- Bug Fix: Attach icon no longer disappears on the minimap after the champion she is attached to recalls.
- Bug Fix: When attacking Elder Dragon and then using You and Me! on a camouflaged ally champion, Elder Dragon no longer loses its leash range.
E cost increased.
Zoomies
- Mana cost reduced to 40/45/50/55/60 from 100/115/130/145/160.
- New Effect: Now costs an additional 15% maximum mana.
Q empowered damage decreased and now considers target's health; cost now flat. W no longer goes on cooldown from Silences. E base heal decreased, but ratio increased.
Prowling Projectile
- Empowered base damage reduced to 45/80/115/150/185/220 from 50/95/140/185/230/275.
- New Effect: Now deals 2/3.2/4.4/5.6/6.8/8% of the target's current health if the missile is empowered.
- Mana cost changed to 90 at all ranks from 85/90/95/100/105/110.
You and Me!
- Removed: Silence no longer counts as an immobilizing crowd control.
- Bug Fix: No longer gets stuck in her ally Realm of Death when she casts You and Me! towards him as he is reviving via Chronoshift.
Zoomies
- Base heal reduced to 70/100/130/160/190 from 70/110/150/190/230.
- Heal AP ratio increased to 40% AP from 30%.
Passive restores mana once again. Q cost increased, damage decreased. Yuumi no longer teleports with her Anchor. E now grants attack speed, no longer stocks charges, and costs much more mana.
Bop 'n' Block
- New Effect: Now restores 50 to 160 (based on level) mana on attack.
- Shield strength increased to 60 to 400 (based on level) from 50 to 300 (based on level).
Prowling Projectile
- Mana cost increased to 85/90/95/100/105/110 from 75/80/85/90/95/100.
- AP ratio reduced to 30% AP from 45% AP.
- Empowered base damage increased to 50/95/140/185/230/275 from 50/85/120/155/190/225.
- Empowered AP ratio reduced to 40% AP from 65% AP.
- Missile duration while You and Me! reduced to 2 seconds from 3.
You and Me!
- New Effect: Now has a 0.25 second channel time when attaching from an unattached state, and can be interrupted.
- New Effect: Yuumi no longer Teleport with her Anchor when attached.
- New Effect: Immobilizing effects on Yuumi now place You and Me! on a 5-second cooldown.
- New Effect: Now increases her ally's adaptive force by a flat amount plus a percentage of her attached ally's adaptive force, and grants herself the same amount. Previously the percentage scaled off the other's adaptive force.
- Flat adaptive force increased 12/14/16/18/20 from 5/7/9/11/13.
- Percentage adaptive force increased to 12/14/16/18/20% from 4/7/10/13/16%.
Zoomies
- New Effect: Now grants 25/30/35/40/45% bonus attack speed on heal for 3 seconds.
- Removed: No longer uses a 2 charges system with a recharge time of 18/17/16/15/14 seconds.
- Removed: Base heal is no longer increased by 0 to 130% (based on target's missing health).
- Removed: Heal AP ratio is no longer increased by 0 to 300% (based on target's missing health).
- Base heal increased to 70/110/150/190/230 from 30/40/50/60/70.
- Heal AP ratio increased to 30% AP from 10% AP.
- Cooldown increased to 12/11/10/9/8 seconds from 0.5 at all ranks.
- Mana cost increased to 100/115/130/145/160 from 30/40/50/60/70.
- Bonus movement speed reduced to 15% from 25%.
- Removed: Bonus movement speed no longer decays over the duration.
- Movement speed duration increased to 3 seconds from 2.
You and Me!
- Bug Fix: Fixed a bug where after the ally Yuumi is attached to dies while she's in stasis (via Zhonya's Hourglass or Stopwatch), she will lose the ability to gain turret aggro for the remainder of the game.
Q slow strength now flattened, duration decreased, no longer decays over time.
Prowling Projectile
- Slow strength reduced to 20% at all ranks from 20/32/44/56/68/80%.
- Slow duration reduced to 1 second from 1.5.
- Removed: Slow no longer decays over the duration.
Prowling Projectile
- Empowered base damage reduced to 50/85/120/155/190/225 from 50/95/140/185/230/275.
- Slow reduced to 20/32/44/56/68/80% from 40/48/56/64/72/80%.
- Slow duration changed to 1.5 seconds at all ranks from 1.25/1.35/1.45/1.55/1.65/1.75.
- Cooldown increased to 13/11.6/10.2/8.8/7.4/6 seconds from 11/10/9/8/7/6.
Bop 'n' Block
- Base shield strength reduced to 50 to 300 (based on level) from 80 to 300 (based on level).
- Removed: No longer restores 30 to 160 (based on level) mana.
Prowling Projectile
- Empowered base damage reduced to 50/95/140/185/230/275 from 60/105/150/195/240/285.
- Empowered AP ratio increased to 65% AP from 60% AP.
- Mana cost increased to 75/80/85/90/95/100 from 60/65/70/75/80/85.
Zoomies
- Base heal modifier increased to 0 to 130% (based on target's missing health) from 0 to 100% (based on target's missing health).
- Maximum base heal increased to 69/92/115/138/161 from 60/80/100/120/140.
- Mana cost reduced to 30/40/50/60/70 from 60/65/70/75/80.
General
- No longer shows Prowling Projectile and You and Me! range rings and Final Chapter gutters in spectator.
Stats
- Base health increased to 480 to 432.26.
Bop 'n' Block
- Mana restored reduced to 30 to 160 (based on level) from 40 to 160 (based on level).
- Shield strength reduced to 80 to 300 (based on level) from 80 to 360 (based on level).
- Shield AP ratio reduced to 30% AP from 40% AP.
Prowling Projectile
- Bug Fix: Fixed a bug where the missile would not spawn towards the cursor as intended.
- Missile spawns in the appropriate place while attached.
You and Me!
- New Effect: Enemies now gain an assist on Yuumi if they damage an attached ally.
- Adaptive force changed to 5/7/9/11/13 (+ 4/7/10/13/16%) from 5/9/13/17/21%.
- New Effect: Dash is now interrupted by any immobilizing crowd control.
- Bug Fix: Fixed a bug where Yuumi would detach unintentionally when trying to attach to another champion outside of her range.
- New Effect: Now gets visuals when her ally is stealthed.
- New Effect: Now sees a ring around the ally she's attached to.
General
- Bug Fix: Fixed a bug where her minimap icon would sometimes not show that she's attached to an ally.
- Bug Fix: Fixed her missing stats display on her strengths/weaknesses radial menu in the client.
Prowling Projectile
- New Effect: Range indicator is now much brighter when Prowling Projectile is first cast, fading back down in brightness over its duration for both Yuumi and her attached ally.
- Bug Fix: Now properly gets knocked towards her Fountain if she gets hits by Keeper's Verdict while channeling Prowling Projectile.
You and Me!
- New Effect: Now gives assists on champion takedowns from her teammates when she first attaches to a participating ally.
- Bug Fix: Fixed a bug where she was not sending Summon Aery when hopping between allies with You and Me!.
- Bug Fix: Fixed a bug where her ally would gain Approach Velocity bonus movement speed whenever she was attached.
Zoomies
- Flattened Yuumi's movement speed decay to herself and to the ally she's attached to based on ability power.
Final Chapter
- Bug Fix: Now properly gets knocked towards her Fountain if she gets hits by Keeper's Verdict while channeling Final Chapter.
Yuumi added to League of Legends
Bop 'n' Block (Innate)
- Innate: Yuumi periodically empowers her next basic attack against an enemy champion to restore 30 to 160 (based on level) mana and grant her a 50 to 330 (based on level) (+ 40% AP) shield that lasts until it is broken.
- While You and Me!, the shield transfers to her Anchor.
- Static Cooldown: 20 to 8 (based on level) seconds.
Prowling Projectile (Q)
- Active: Yuumi fires an errant missile that deals 40/60/80/100/120/140 (+ 30% AP) magic damage to the first enemy hit.
- If the missile is in flight for 1 second, it instead deals 60/100/140/180/220/260 (+ 60% AP) magic damage and slow by 30/40/50/60/70/80%, decaying over 1/1.1/1.2/1.3/1.4/1.5 seconds, to enemy champions struck.
- While You and Me!, Yuumi directs the trajectory of the missile instead for up to 3 seconds before fizzling.
- Mana Cost: 60/65/70/75/80/85.
- Cooldown: 11/10/9/8/7/6 seconds.
You and Me! (W)
- Passive: Yuumi and her Anchor gain bonus attack damage or ability power (Adaptive) equal to a percentage of the other's highest stat (bonus AD = 3/5.4/7.8/10.2/12.6%, bonus AP = 5/9/13/17/21%). Additionally, Yuumi starts with a point in You and Me! and Prowling Projectile instead has 6 ranks.
- Active: Yuumi dash to an allied champion and attaches to them. While Attached, Yuumi is untargetable except from turrets and follows her Anchor's movement, losing the ability to attack but retaining the ability to cast (except movement spells).
- Active - Change of Plan: Yuumi can switch her Anchor at no cooldown, and will detach automatically if her Anchor dies. If re-activated without a valid target, Yuumi will detach from her Anchor and dash up to 250 units in the target direction.
- Static Cooldown: 10/5/0 (at level 1/6/11) seconds.
Zoomies (E)
- Passive: Yuumi periodically stores a Zoomies charge, up to 2 stored at once.
- Active: Yuumi heals herself for 25/35/45/55/65 (+ 10% AP), with the base amount increased by 0 to 100% (based on target's missing health) and the scaling amount increased by 0 to 300% (based on target's missing health), up to 50/70/90/110/130 (+ 40% AP), and gains 25% (+ 10% per 100 AP) bonus movement speed decaying over 2 seconds.
- While You and Me!, her partner is targeted by the ability instead.
- Mana Cost: 60/70/80/90/100.
- Cooldown: 0.5 seconds.
- Recharge: 18/17/16/15/14 seconds.
Final Chapter (R)
- Active: Yuumi and Book channel for 3.5 seconds, during which they are ghosted, to launch 7 waves in the target direction over the duration, each dealing 60/100/140 (+ 20% AP) magic damage. Enemy champions hit take only 40% damage from subsequent waves, and upon being struck by the third wave, they are root for 1.75 seconds.
- Yuumi can move and cast both You and Me! and Zoomies during Final Chapter.
- Mana Cost: 100.
- Cooldown: 130/110/90 seconds.
