Warhammer 40,000: Space Marine 2

Hotfix 15.1 Patch Notes

Saber Interactive

Hotfix 15.1

GAMEPLAY AND BALANCING TWEAKS

Melee in PvE

One Handed Thunder Hammer

  • Base damage is increased by 10%.
  • Temporary removed forced stagger from charging stances.

It will return in the next patch, once we make it less spammable.

  • Underhand Swing damage is increased by 67%.
  • Echoing Swing waves damage is increased by 100%.
  • Energised Strike damage is increased by 100% and damage radius is increased by 50%.
  • Improved controls responsiveness after Energised Strikes.
  • Charged attacks damage is increased by 25%. Greatly improved cleave.

One Handed Thunder Hammer Perks

  • Charge Overflow : Duration is increased to 20 seconds.
  • Rapid Recharge : Cooldown is decreased to 15 seconds.
  • Deflective Charge : Cooldown is decreased to 20 seconds.
  • Reverberating Slam : Fixed an issue that the second hit sometimes doesn't deal proper damage and not affected by perks.
  • Perfect Reprisal : Now affects all Light Attacks for its 7 second duration, not the first one.
  • Preparedness and Brutal Reforge : Are now triggered only by One Handed Hammer kills, rather than while the One Handed Hammer is equipped.

Heroic One Handed Thunder Hammer - Power Maul

  • Damage bonus for each charge is increased to 30%.

Firearms in PvE

Melta Rifle

  • Standard-Issue version and all non range-specialized versions : Damage fall off distance start point is changed from 2 to 3 meters.
  • Default max ammo pool is increased by 2 (now 12).
  • Default magazine size is increased by 1 (now 6).
  • Magazine size and max ammo pool is increased by 1 for Master-Crafted - Beta , Drogos Reclamation - Alpha and Ophelian Liberation - Alpha versions.
  • Master-Crafted - Alpha version : Damage fall off distance start point is changed from 2.5 to 5 meters.
  • Salvation of Bakka version : Damage fall off distance start point is changed from 3 to 5 meters.
  • Gathalamor Crusade version : Damage fall off distance start point is changed from 3.5 to 5 meters

Heavy Melta Rifle

  • Standard-Issue version and all non range-specialized versions : Damage fall off distance start point is changed from 2 to 3 meters.
  • Master-Crafted - Alpha version : Damage fall off distance start point is changed from 3 to 6 meters.
  • Salvation of Bakka version : Damage fall off distance start point is changed from 4 to 6 meters.
  • Gathalamor Crusade version : Damage fall off distance start point is changed from 5 to 6 meter.

Pickups

  • Fixed an unintended consequence of a previous bug fix concerning relics spawn outside of the playable area which made relic spawns became more deterministic on higher difficulty levels.
  • Fix also affects low spawn rate pickups such as Geneseed, which should not spawn outside of the playable area on levels that have branching paths anymore.

CRUCIBLE

  • Fixed a bug where a previously selected Operation and difficulty would affect the Crucible Mode.
  • Added a “ Not Enough Penances ” notification if too few penances are selected.
  • Fixed a bug where " Guardian Glyph " Penance would not revive a player affected by the “Curse of the Warp” Penance.
  • Fixed a bug where “ Pandemonium ” Penance did not increase the Majoris enemy type spawn rate in some cases.
  • “ Pandemonium ” Penance value is adjusted from 15% to 25%.
  • Fixed a bug where “ Madnes s” Penance did not increase the number of enraged Majoris enemies in some cases.
  • Fixed a bug where a player below Level 25 could enter a Crucible mission when two Level 25 players entered the ready zone;
  • "Quick Match" window is updated to display “Bonus Crucible XP” and “Crucible XP” separately.
  • " Corruptive Miasma '' Penance is disabled during certain boss sequences like Heldrake and Hierophant.

CHAOS SIEGE MODE

  • Fixed a bug where players could take damage from friendly chaos portals.
  • Summonable Hellbrute melee damage has been decreased by 30%.
  • Fixed several issues with weapons not using Chaos skins in Chaos Siege.
  • Loyalist Marines are much more effective in killing cultists in Chaos Siege.

CUSTOMISATION

  • Fixed an issue with hoods not being recolourable.
  • Fixed an issue with certain robes not being recolourable.
  • Fixed an issue where cloth customization did not save between restarts.
  • Lots of minor fixes and improvements.

QUALITY OF LIFE

  • Added a small invulnerability window when the player rises up from knockback.

GENERAL FIXES

  • Fixed: Auspex Scan buffs Gunstrike damage by default without any perks, behavior restored to patch 14.2.
  • Fixed a bug with the Heroic Bolt Rifle’s Melta shot dealing different amounts of damage compared to the primary slot when equipped in the secondary slot using the “Tactical Reserve” perk.
  • PvP: Fixed a bug with Abilities for all classes, including the Helbrute, recharge twice as fast as intended in some cases.
  • Fixed a bug with the “ Elusive Fire ” perk not working with Heroic Melta-rifle.
  • Fixed a bug where some Chaos Space Marine voiceovers were unprocessed in Chaos Siege.
  • Campaign: Fixed a bug where players could spawn without the Thunder Hammer in the campaign mission Dawn's Descent .
  • Lots of minor UI and localization fixes.
  • Crash fixes and general stability improvements.

This announcement was originally published by Saber Interactive on Steam on Oct 8, 2026.

Open the original on Steam

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