Deadlock patch — 21 May 2025

Build 5636

The Deadlock patch of 21 May 2025 changed 26 heroes and 8 items, with 49 individual stat changes in total — 0 buffs and 27 nerfs where the direction is unambiguous.

Valve did not publish notes for this build. Everything below is computed from the game files.

Hero changes

Ordered by number of changes.

Abrams

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Bebop

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Calico

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Dynamo

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Grey Talon

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Haze

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Holliday

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Infernus

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Ivy

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.27	2.15	-5.3%

Kelvin

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Lady Geist

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Lash

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

McGinnis

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Mirage

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Mo & Krill

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Paradox

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Pocket

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Seven

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Shiv

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Sinclair

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Vindicta

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Viscous

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Vyper

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Warden

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Wraith

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Yamato

Stat	Before	After	Change
Modifier Value Base Melee Damage From Level	2.67	2.53	-5.3%

Item changes

Ordered by number of changes.

Headhunter

Stat	Before	After	Change
Scaling Stats	—	—	changed
Stat Scale	—	0.01	changed
Heal Percent Per Headshot	6	4	changed
Head Shot Bonus Damage	120	100	changed
Class Name	scale_function_single_stat	scale_function_multi_stats	changed
Scale Function	—	—	changed
Specific Stat Scale Type	EHealingOutput	ETechPower	changed

Decay

Stat	Before	After	Change
Heal Amp Regen Penalty Percent	-35	-40	changed
Ability Cooldown	30	36	+20.0%
Dot Health Percent	2.5	2.4	changed
Heal Amp Receive Penalty Percent	-35	-40	changed
Stat Scale	0	0	-18.3%
Stat Scale	0.13	0.1	-23.2%

Express Shot

Stat	Before	After	Change
Tooltip Sections	—	—	changed
Proc Base Attack Damage Percent	125	150	changed
Proc Base Attack Damage Percent Alt Fire	—	—	changed

Cultist Sacrifice

Stat	Before	After	Change
Bonus Health	275	250	changed
Ability Duration	170	160	changed

Siphon Bullets

Stat	Before	After	Change
Health Steal	65	55	changed
Tech Resist	12	10	changed

Frenzy

Stat	Before	After	Change
Fervor Tech Resist	40	30	changed

Headshot Booster

Stat	Before	After	Change
Bonus Health	65	40	changed

Superior Cooldown

Stat	Before	After	Change
Cooldown Reduction	27	26	changed

Changes are computed by diffing the game files between builds 5636. A change is only labelled a buff or a nerf where the stat has an unambiguous direction — a longer duration, for example, can be either, so it is reported as a change without a judgement.