Single-player games like Brain Damage
Below are 8 single-player Steam games similar to Brain Damage, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Brain Damage page.
Ranked picks
- 1

Astrum Vanguard
Single-player alternative to Brain Damage — playable solo, no multiplayer required. Shares Action with Brain Damage.
In Astrum Vanguard, a 2D horde-survival with bullet hell components, you pilot and upgrade your spaceship to defeat countless alien creatures. Survive the endless onslaught in the cosmic battlefield!
- 2

XenoTechArena
Single-player alternative to Brain Damage — playable solo, no multiplayer required. Shares Action with Brain Damage.
Don't kill your enemies — make them collide!! Unleash devastating chain reactions and wipe out endless hordes in this one-man-army Roguelike arena shooter. Fuse classes, collect upgrades, and build a one-of-a-kind ultimate warrior with limitless combinations.
- 3

Gunstorm
Single-player alternative to Brain Damage — playable solo, no multiplayer required. Shares Action with Brain Damage.
Gunstorm is a space shooter loaded with playability. Wave after wave of alien craft attack your agile ship. Use the mouse to control your ship at the speed of thought in a perfectly balanced game that starts easy and gradually gets more difficult.
- 4

Roboom
Single-player alternative to Brain Damage — playable solo, no multiplayer required. Shares Action with Brain Damage.
You should simply try out Roboom. We have quite a long description below, you can read if you like, but experiencing Roboom yourself or as Co-op is the best.
- 5

Shape Shifter: Formations
Single-player alternative to Brain Damage — playable solo, no multiplayer required. Shares Action with Brain Damage.
Shape Shifter: Formations is an action twin-stick shooter with rogue-lite elements, where you must destroy hordes of geometric enemies alone or with a friend. Select your ship and combine a large variety of weapons, abilities and infinitely stacking upgrades to craft your own unique build.
- 6

Bloodshed
Single-player alternative to Brain Damage — playable solo, no multiplayer required. Shares Action with Brain Damage.
Bloodshed is a Roguelite Survivors FPS; an exhilarating fusion of Roguelite elements merged with retro-styled visuals and first-person “Survivors-like” frenetic combat action!
- 7

Time Wasters
Single-player alternative to Brain Damage — playable solo, no multiplayer required. Shares Action with Brain Damage.
Time Wasters is a space shooter bullet heaven roguelite. Equip and upgrade weapons, destroy swarms of enemies, and collect Time & Space Cubes to bend the timeline to your advantage.
- 8

Pesticide Not Required
Single-player alternative to Brain Damage — playable solo, no multiplayer required. Shares Action with Brain Damage.
Mow down countless crops and corrupt critters while crafting game-breaking builds! Pesticide Not Required is an action roguelite bullet heaven game with farming sim elements that offers a myriad of stats and special character traits to create wildly diverse run possibilities.