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League of LegendsPatch 4.21
League WikiLeague of Legends Patch 4.21 was released on Dec 10, 2014. This update included changes to 28 champions, with 11 buffs, 7 nerfs, 9 adjustments.
New (1)
Items
New (1)
Buffs (5)
Nerfs (6)
Arise!
- •Fixed a bug where a soldier's attack was dealing no damage if the target moved out of range - it should now correctly deal damage to all enemies still in range.
Shifting Sands
- •Fixed a bug where casting Shifting Sands outside of cast range would cause Azir to walk in range, even if there was a soldier in range - it should now correctly use the soldiers for determining the range, not the cursor.
- •Shifting Sands will now detect soldiers in the process of being summoned and will instantly dash to them.
- •Cast range increased to Global from 1100. You can now dash to any soldier regardless of how far away it is.
Emperor's Divide
- •Fixed a bug where the speed boost wasn't granting assists.
Dread
- •Revised Innate: Dealing magic damage or casting Terrify applies Dread to enemies, reducing their magic resistance by 10 for 3 seconds.
Dark Wind
- •Will now prioritize enemies that have not yet been hit.
- •Silence duration increased to 1.25 seconds from 1.2.
- •Targets can now only be silenced once.
Counter Strike
- •Cooldown reduced to 16 / 14 / 12 / 10 / 8 seconds from 18 / 16 / 14 / 12 / 10.
Grandmaster's Might
- •Bonus armor increased to 20 / 35 / 50 (+50% bonus AD) from 25 / 35 / 45 (+30% bonus AD).
- •Base bonus magic resist changed to 20 / 35 / 50 from 25 / 35 / 45.
Hyper Charge
- •Cooldown reduced to 13 / 11 / 9 / 7 / 5 seconds from 14 / 12 / 10 / 8 / 6.
- •Cooldown now begins after the attacks have been used, rather than on activation.
Unspeakable Horror
- •New Passive: Nocturne gains substantially increased movement speed while moving toward feared enemies.
Stats
- •Base health increased to 600 from 599.6.
- •Base mana increased to 400 from 287.2.
Arctic Assault
- •Base damage increased to 80 / 125 / 170 / 215 / 260 from 40 / 70 / 100 / 130 / 160.
- •Damage scaling from target's maximum health removed.
Flail of the Northern Winds
- •Mana cost reduced to 40 / 35 / 30 / 25 / 20 from 40 at all ranks.
- •On-hit damage changed to 4 / 6 / 8 / 10 / 12 % (+3% per 100 AP) of target's maximum health from 40 / 60 / 80 / 100 / 120 (+30% AP).
- •Total aura damage changed to 40 / 70 / 100 / 130 / 160 (+60% AP) (+4 / 6 / 8 / 10 / 12% maximum health) from 80 / 120 / 160 / 200 / 240 (+60% AP) (+10% bonus health).
Permafrost
- •Cooldown reduced to 10 / 9 / 8 / 7 / 6 seconds from 11 at all ranks.
- •Base damage reduced to 60 / 90 / 120 / 150 / 180 from 60 / 110 / 160 / 210 / 260.
- •Slow duration reduced to 1.5 seconds at all ranks from 1.5 / 1.75 / 2 / 2.25 / 2.5.
Shadow Dash
- •Energy cost reduced to 100 from 120.
Twin Bite
- •Cooldown reduced to 9 / 8 / 7 / 6 / 5 seconds from 10 / 9 / 8 / 7 / 6.
Burnout
- •Now deals 20% bonus damage to monsters.
- •Fixed a bug where Burnout was scaling incorrectly while in dragon form.
Stats
- •Base movement speed increased to 345 from 340.
Steel Tempest
- •Cooldown reduced to 4 seconds at all ranks from 5 / 4.75 / 4.5 / 4.25 / 4.
Elastic Slingshot
- •Base damage increased to 80/130/180/230/280 from 80/120/160/200/240.
- •New Effect: Generates a Cell Division for each enemy champion hit beyond the first.
Let's Bounce!
- •Displacement range increased to 400 from 250. [Enemies will be knocked up higher and longer to match the new range, but total crowd control durations remain the same.]
Feast
- •Cooldown increased to 80 seconds from 60.
- •If Feast scores the kill on a minion or monster, it refunds 50% of the cooldown and mana cost.
Phosphorus Bomb
- •Missile speed reduced to 1000 from 1125.
Electrical Surge
- •Now performs additional checks on-cast, not just after the casting time.
Slicing Maelstrom
- •Damage interval reduced to per 0.25 seconds at all ranks from per 0.5 / 0.4 / 0.33.
- •Cannot strike the same enemy more than once every 0.5 seconds (previously could strike the same target every time).
- •Tooltip now reflects the duration of the storm rather than maximum number of strikes. Duration unchanged.
Lightslinger
- •Second shot damage reduced to 30/40/50 (at level 1/7/13)% AD against champions from 50% AD at all levels.
- •Buff duration reduced to 3 seconds from 6.
Stats
- •Base attack speed reduced to 0.625 from 0.679.
- •Improved attack frame by 26%. This shortens his attack wind-up: allowing him to perform basic attacks after moving or casting quicker.
Hunter's Call
- •Duration reduced to 6 seconds from 10.
Infinite Duress
- •Total base damage reduced to 150 / 250 / 350 from 250 / 335 / 420.
Stats
- •Base attack damage increased to 52.376 from 50.376.
- •Base mana regeneration increased to 8.36 from 6.
- •Mana regeneration growth reduced to 0.75 from 0.8.
Aspect of the Serpent
- •Now passively generates 1 stack every 6 seconds.
- •No longer generates stacks from unit kills.
- •No longer generates stacks from using Twin Fang against champions.
- •Bonuses benchmarks increased to 100 / 250 / 500 stacks from 75 / 200 / 400.
- •On average, the bonuses are unlocked more quickly
Noxious Blast
- •Fixed a bug where the delay was varying between 0.25 seconds and 0.5 seconds.
- •Delay increased to 0.4 from 0.35. Fixing the bug proved to be a major buff.
- •Bonus movement speed changed to 20% at all ranks instead of 10 / 15 / 20 / 25 / 30%.
Twin Fang
- •Enemies damaged by Twin Fang will take 20% increased damage from poison for 5 seconds, stacking up to two times.
- •AP ratio changed to 55% at all ranks from 40 / 45 / 50 / 55 / 60%.
- •Mana cost changed to 35/45/55/65/75 from 30/45/60/75/90.
Lunar Rush
- •Casting Lunar Rush on targets that have the Moonlight debuff will reset Lunar Rush's cooldown, even if Diana is interrupted out of her dash.
Cataclysm
- •Fixed a bug where Cataclysm would sometimes fail to do damage if Jarvan died even after he landed. Killing Jarvan in mid-air will still counter the ability.
Switcheroo!
- •The icon will now display the current stance, instead of the stance she will enter on activation.
- •The icon will now flash while toggled-on (Fishbones).
Sentinel
- •Fixed a few cases of modified/empowered attacks not triggering the bonus damage.
Hymn of Valor
- •Should no longer cause game lag on first cast.
Stats
- •Base health regeneration reduced to 2.5 from 4.676.
- •Health regeneration growth reduced to 0.5 from 0.7.
Astral Infusion
- •Passive AP ratio increased to 40% AP from 20% AP.
- •Maximum AP ratio increased to 80% AP from 40% AP.
Items
General
- •Base on-hit damage reduced to 25 from 40.
General
- •Mana Font regeneration increased to 2% from 1.5%.
General
- •Execution threshold increased to 400 (+100% AD) from 200 (+100% AD). May supports no longer struggle to trigger Spoils of War late game!
General
- •New Recipe: Negatron Cloak + Chain Vest + 1250 gold = 2850 gold.
- •Old Recipe: Null-Magic Mantle + Chain Vest + 1500 gold = 2750 gold.
- •Magic resistance increased to 50 from 40.
General
- •Now available in Dominion.
- •Health restore increased to 300 from 200.
General
- •Execution threshold increased to 240 (+100% AD) from 200 (+100% AD).
General
- •Mana regeneration reduced to 50% from 60%.
General
- •Total cost increased to 1740 from 1440.
General
- •Recipe cost increased to 300g from 0g.
- •Total cost increased to 750g from 450g.
General
- •Removed from Twisted Treeline.
General
- •Now grants 20 bonus gold on large monster kills.
- •No longer reduces the cooldown of Smite by 15 seconds.
General
- •Removed from Howling Abyss.
- •Removed from Twisted Treeline.
General
- •New Recipe: Blasting Wand + Negatron Cloak + 730 gold = 2440 gold.
- •Old Recipe: Blasting Wand + Null-Magic Mantle + Null-Magic Mantle + 580 gold = 2440 gold.
General
- •Now grants 10 bonus gold on large monster kills.
General
- •Stats: +45 magic resistance.
- •Recipe: Null-Magic Mantle + 350 gold = 850 gold.
General
- •Now grants 20 bonus gold on large monster kills.
- •Updated the tooltip to specify the bonus gold stolen from enemy jungle monsters.
General
- •Now grants 20 bonus gold on large monster kills.
- •Challenging Smite's on-hit true damage is changed to 60-162 damage over 3 seconds from 17-51 true damage per hit, duration refreshing on subsequent hits.
General
- •Now grants 20 bonus gold on large monster kills.

Rek'Sai
Azir
Fiddlesticks
Jax
Jayce
Nocturne
Sejuani
Shen
Shyvana
Varus
Yasuo
Zac
Cho'Gath
Corki
Galio
Kennen
Lucian
Pantheon
Warwick
Cassiopeia
Diana
Jarvan IV
Jinx
Kalista
Rengar
Skarner
Sona
Soraka
Guardian Angel
Overlord's Bloodmail
Forbidden Idol












