DATE: 26.08.2025

Patch 25.17: Patch 25.17 Notes

Recent champion updates include buffs for Irelia, Kassadin, and Kog'Maw, while Gwen and Master Yi received nerfs.

Patch Summary

Recent champion updates include buffs for Irelia, Kassadin, and Kog'Maw, while Gwen and Master Yi received nerfs.

Champions changed15
Buffs10
Nerfs4
Adjustments1

Key Changes

  • »Gwen's base armor decreased and her R slow reduced at lower ranks.
  • »Irelia's W AP ratio and E cooldown decreased, increasing her damage potential.
  • »Kassadin's Q and E damage increased.

Major Meta Buffs

Gwen

Gwen's base armor decreased and her R slow reduced at lower ranks.

Irelia

Irelia's W AP ratio and E cooldown decreased, increasing her damage potential.

Kassadin

Kassadin's Q and E damage increased.

Master Yi

Master Yi's base health and Q damage decreased.

Ascending Champions

Irelia
IreliaIrelia's W AP ratio and E cooldown decreased, increasing her damage potential.
Kassadin
KassadinKassadin's Q and E damage increased.
Kog'Maw
Kog'MawKog'Maw's Q, W, and R damage increased.

Diminishing Shadows

Gwen
GwenGwen's base armor decreased and her R slow reduced at lower ranks.
Master Yi
Master YiMaster Yi's base health and Q damage decreased.

Champion Database

View all champions →
Adjustment Type
Role
15
Champions Shown

15 champions found

Gwen icon

Gwen

nerf
top

Gwen's base armor decreased and her R slow reduced at lower ranks.

nerf: Base Stats

Armor: 36 ⇒ 33

Irelia icon

Irelia

buff
mid

Irelia's W AP ratio and E cooldown decreased, increasing her damage potential.

buff: W - Defiant Dance

W AP Ratio increased.

Kassadin icon

Kassadin

buff
mid

Kassadin's Q and E damage increased.

buff: Q - Null Sphere

Damage: 65 / 95 / 125 / 155 / 185 (+ 60% AP) ⇒ 65 / 95 / 125 / 155 / 185 (+ 70% AP)

Kayn icon

Kayn

buff
jungle

Kayn's Q and W mana costs decreased.

buff: Q - Reaping Slash

Mana Cost: 50 ⇒ 40

Kog'Maw icon

Kog'Maw

buff
adc

Kog'Maw's Q, W, and R damage increased.

buff: Q - Caustic Spittle

Damage: 80 / 125 / 170 / 215 / 260 (+ 80% AP) ⇒ 80 / 125 / 170 / 215 / 260 (+ 90% AP)

Master Yi icon

Master Yi

nerf
jungle

Master Yi's base health and Q damage decreased.

nerf: Base Stats

Base Health: 669 ⇒ 655

Miss Fortune icon

Miss Fortune

buff
adc

Miss Fortune's base attack damage increased.

buff: Base Stats

Base Attack Damage: 53 ⇒ 55

Morgana icon

Morgana

buff
support

Morgana's W mana cost decreased and damage increased.

buff: W - Tormented Shadow

Mana Cost: 70 / 85 / 100 / 115 / 130 ⇒ 70 / 80 / 90 / 100 / 110

Nilah icon

Nilah

buff
mid

Nilah's Q secondary monster damage increased significantly.

buff: Q - Formless Blade

Secondary damage to monsters: 10% total AD ⇒ 100% total AD

Rumble icon

Rumble

nerf
mid

Rumble's passive and Q damage decreased.

nerf: Passive - Junkyard Titan

Overheated Damage: 5-40 (+ 25% AP) + 5% target max HP ⇒ 5-40 (+ 25% AP)(+ 4% target max HP)

Senna icon

Senna

buff
adc

Senna's attack speed growth and Q heal increased.

buff: Base Stats

Attack Speed Growth: 2% ⇒ 2.6%

Sett icon

Sett

buff
top

Sett's E monster damage increased.

buff: E - Facebreaker

Bonus Monster Damage: 100 ⇒ 125-250 (based on level)

Singed icon

Singed

nerf
mid

Singed's Q damage per application decreased.

nerf: Q - Poison Trail

Max damage ticks per application: 9 ⇒ 8

Teemo icon

Teemo

adjust
adc

Teemo's mushrooms are now more visible.

adjust: R - Noxious Trap

Trap Opacity: 30% ⇒ 50%

Vayne icon

Vayne

buff
adc

Vayne's W monster damage increased.

buff: W - Silver Bolts

Monster Damage: 6 / 7 / 8 / 9 / 10% max HP, capped at 200 ⇒ 140 / 155 / 170 / 185 / 200 damage regardless of health

Frequently Asked Questions

Who got buffed in patch 25.17?

Champions that received buffs in patch 25.17 include Irelia, Kassadin, Kayn, Kog'Maw, Miss Fortune, Morgana, Nilah, Senna, Sett, and Vayne.

Is Gwen stronger after patch 25.17?

No, Gwen received a nerf in patch 25.17, with a decrease in her base armor and a reduction in her R slow at lower ranks.

What are the biggest changes in patch 25.17?

Significant changes include buffs to multiple champions like Irelia and Kog'Maw, while Gwen and Rumble received nerfs.

Did Master Yi get nerfed in patch 25.17?

Yes, Master Yi's base health and Q damage were decreased in patch 25.17.

How did Morgana change in patch 25.17?

Morgana's W mana cost was decreased and her damage was increased, enhancing her overall effectiveness.

Patch History