League of Legends
Champions
Death Defied (Innate)
- When Karthus dies, he can continue to cast spells for 10 seconds after death. If he kills a champion in this time he respawns instantly at base.
- Lay Waste (Q)
- A 1-second cooldown spell which leaves a time delayed mine that deals double damage if it only hits a single target.
- Wall of Pain (W)
- Stretches a perpendicular wall through the target location, enemies who walk through it are slowed and take increased damage.
- Defile (E)
- While toggled on, Defile continually damages nearby enemies. While off, Karthus regains mana whenever he kills a unit.
- Fallen One (Ultimate)
- Channeled spell; upon successful cast, Karthus damages all enemy champions in the game.
- Stats
- Base damage increased to 49 from 40.
- Hate Spike
- Ability power ratio reduced to 0.28 from 0.33.
- Damage increased to 30 / 55 / 80 / 105 / 130 from 25 / 50 / 75 / 100 / 125.
- Shadow Walk
- Stealth can now only be delayed by a maximum of 5 seconds.
- Ravage
- Armor & magic resist reduced to 10 / 15 / 20 / 25 / 30 from 10 / 16 / 22 / 28 / 34.
- Drain
- No longer ignores magic resist.
- Damage increased to 40 / 70 / 100 / 130 / 160 from 30 / 55 / 80 / 105 / 130.
- Counter Strike
- Ability power ratio increased to 1 from 0.5.
- Relentless Assault
- Now properly shows that it has an ability power ratio of 1.
- Divine Blessing
- Duration decreased to 20 seconds from 30.
- Wuju Style
- Base damage increased to 15 / 20 / 25 / 30 / 35 from 10 / 15 / 20 / 25 / 30.
- Cooldown reduced to 30 seconds from 40.
- Mana cost increased to 40 from 25.
- Active: bonus damage reduced to double from triple the damage of its passive.
- Visionary
- Changed mechanic from a percent chance, to every 10 hits.
- Now can work with Absolute Zero.
- Absolute Zero
- Recoded to make the ability power increase with the duration of the channel.
- Stats
- Health per level reduced to 70 from 78.
- Astral Blessing
- Changed to tick every second from every other second.
- Ability power ratio reduced to 0.085 from 0.2, but it occurs twice as often.
- Infuse
- Cooldown reduced to 15 seconds from 16.
- Consecration
- Cooldown reduction bonus reduced to 0 / 1 / 2 / 3% from 0 / 2 / 4 / 6%.
- Duration scaling reduced to +0 / 1 / 2 / 3 seconds from +0 / 2 / 4 / 6.
- Trailblazer
- Movement speed yielded increased slightly.
- Detonating Shot
- Ability power ratio increased to 0.8 from 0.5.
- Buster Shot
- Now has an ability power ratio of 2.
- Ambush
- Stealth can only be delayed by a maximum of 5 seconds.
- Full Automatic
- Now deals 100% to the first target it hits (and 70% to all others).
- Blood Scent Reworked
- Passive: gives you sight of enemies in range under 60% life
- Active: grants a movement speed boost.
- Range increased to 1500 / 2300 / 3100 / 3900 / 4800 from 1200 / 1800 / 2400 / 3000 / 3600.
Items
Force of Nature Added
- Top tier health/magic resist/health regen item
- Unique passive: +1.5% health regeneration per second when under 50% life
- +10% movement speed
- Bonus ability power based on mana is no longer Unique.
- Mana regen per 5 seconds increased to 5 from 3.
- Ability power increased to 14 from 10.
- Mana restored reduced to 20 from 25.
- Passive no longer Unique.
- Combine cost reduced to 700 from 850.
- Magical sight range increased to 600 from 500.
- Attack speed increased by 20%.
- Movement and attack speed debuff increased to 60% from 50%.
Summoner spells
Reworked 
Clairvoyance
- Cooldown decreased to 150 seconds from 180.
- Clairvoyance can no longer be cast inside of terrain or see over terrain.
- Clairvoyance can now be destroyed by casting on top of opposing Clairvoyance.
Reworked 
Flash
- Range reduced to 800 from 900.
- Functionality changed: Flash is now cast without the need of a target indicator (i.e. it is cast towards the position of your mouse pointer).
- Flash will automatically flash to the furthest valid range in the direction it is cast at.
- Flash no longer has a cast time (reduced to 0 seconds from 0.5)
Reworked 
Promote:
- No longer has cleaving attacks.
- Now has a non stacking +30 armor, +15 attack damage aura.
- Now scales with level, Heal = 150 + 25 × Level, and heals surrounding allies for 66%.
- Rally banner made targetable (has 200 health + 25 × Level).
- Range increased to 850 from 700.
- Cooldown increased to 540 seconds from 480.
General
- Optimization and performance improvements on most PCs.
- Removed brackets from champion passive information.
- Fixed a few tooltips such as Bantam Trap, Blinding Dart, Unbreakable Will, etc.
- Units such as Bantam Trap and Rally banner should die faster.
- Max cooldown reduction increased to 40% from 35%.
- Fixed misc spelling errors.
- Neutral Monster respawn time increased to 120 from 90 seconds.
- Inhibitor respawn times increased to 7 from 6 minutes.
- Baron Nashor
- No longer resizes when you engage him.
- Stealth
- Can only be delayed for a maximum of 5 seconds.
- No longer breaks upon using consumables.
- Summoner spells no longer break stealth.
- Minimum amount of gold you obtain for slaying a champion increased to 50% from 40%.
- Maximum amount of gold you obtain for slaying a champion decreased by 12.5%.
- Base health regeneration reduced by 10% for all champions.
- Monsters
- All non-Epic monsters with 500+ HP given -20 magic resist (spells now deal approximately 25% bonus damage).
- Siege minions
- Red and blue cannons now have turret shield (receives 50% reduced damage from turrets).
- Red and blue cannons now deal 100% bonus damage to turrets.
