Steam

Undead Onslaught

Also known as Undead Onslaught, steam:2985840, undead onslaught

"Undead Onslaught" is a Bullet Heaven RPG where you ascend as the villain. Master unique mechanics and strategic combat to dominate a dark, evolving world.

Read full announcement Browse all updates Add Discord alerts

Last update

14 Jun 2026

Original sources

Latest update

AnnouncementPublished 12 Jan 2026

v1.4.3Patch V1.4.3

Changes: Added a keybind to toggle Auto Aim during a run. Reduced the amount of EXP required to complete Forgotten's 3rd Aspiration. Updated Varkath's 5th Aspiration unlock condition, which previously referenced an old…

3 changesGameplay

Read full announcement

Latest updates

Update history

Browse past updates and patch notes for this game.

20updates

January 2026
Changed how Crit. Chance overflow works. Previously, having Crit. Chance over 100% was simply ignored and resulted in guaranteed critical hits. Now, the overflow percentage above 100% is exponentially converted into an…v1.4.211 changesFixBalanceStore11 Jan 2026
December 2025
Patch V1.4.1Bug Fixes Fixed a bug where playing as Zargoth could give you the option to take the Default Dash, which broke movement. (Thanks archaevist for the report.) Fixed an issue that made the game unplayable on macOS. Updated…Announcementv1.4.13 changesFixGameplay29 Dec 2025
Update 1.4 is live!Undead Onslaught – Update 1.4 Patch Notes Hello, Villains of Undead Onslaught! Update 1.4 is finally here — and it is one of the most substantial updates the game has received so far. This update introduces brand-new co…Eventv1.419 changesBalanceMaps27 Dec 2025
September 2025
More Relics Arrive in Undead Onslaught! With Update 1.4 drawing near, we’re excited to unveil few of the brand new Relics! Alongside a fresh UI, these powerful items open up even more build diversity and strategic depth…v1.4.010 changesUI/audioGameplayStore15 Sept 2025
August 2025
What's Coming in 1.4.0 (Part 1)Update 1.3.5 – Introducing Seraphyne Von Eldrath A new Villain has joined the dark ranks of Undead Onslaught — the vampiric noble, Seraphyne Von Eldrath! With her crimson blades, swarms of bats, and blood-cursed sorcery…Announcementv1.4.010 changesGameplayBalance24 Aug 2025
July 2025
Greetings, Villains of Undead Onslaught! We have just deployed another small hotfix: Wave Balance: Reduced the HP and quantity of all enemies by 10-30% on waves in 15-20 minute mark. Cordemal: Frost Bolt - base stats im…6 changesFixGameplayPatch notes21 Jul 2025
Greetings, Villains of Undead Onslaught! We have just deployed a small hotfix that should reduce the HP of all enemies by 10-30% depending on wave. Ranged enemies (both with ranged based attacks and melee enemies with r…1 changeFixBalancePatch notes08 Jul 2025
June 2025
Greetings, Villains of Undead Onslaught! The time has finally arrived—Update 1.3.5 is officially LIVE! 🎉 Prepare yourselves to unleash chaos on a whole new level with this massive update, featuring incredible new and r…v1.3.510 changesBalanceGameplayPatch notes03 Jun 2025
May 2025
Update 1.3.5 Talent Tree Vision & Deep Dives Before we delve into specifics, here’s the overall vision for 1.3.5 ’s talent trees: Typically, First Row talents modify your basic weapon, Fourth Row talents focus on class…v1.3.513 changesBalanceGameplayPatch notes05 May 2025
April 2025
What's Coming in 1.3.5: Part 1Hello, Villains of Undead Onslaught! We’re excited to unveil the first glimpse of Update 1.3.5, coming to Early Access very very soon! This mid-season patch focuses on one of our most-requested features: **a brand-new f…Eventv1.3.511 changesGameplayBalance28 Apr 2025
Roadmap Update!Hello, Villains of Undead Onslaught! 🎉 A Huge Thank You to Our Community First off, we couldn’t have done this without you. From the moment we hit Early Access to now, your feedback, bug reports, and enthusiasm have dr…Event5 changesBalanceGameplay18 Apr 2025

Older updates

Gallery