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

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.
- 3

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.
- 4

Time to Strike
Single-player alternative to Brain Damage — playable solo, no multiplayer required. Shares Action with Brain Damage.
Time to Strike is busted build bullet hell roguelike. Create overpowered builds and break the game by collecting powerful weapons, modifying them with whacky mods and discovering crazy synergies!
- 5

Shmup Arena
Single-player alternative to Brain Damage — playable solo, no multiplayer required. Shares Action with Brain Damage.
Take on intense challenges and waves of enemies in this frenetic arena shooter that demands quick reflexes and nonstop action. Survive the onslaught and defeat powerful bosses while staying in motion, mastering arenas designed for those who crave adrenaline and intense combat.
- 6

Insectipede
Single-player alternative to Brain Damage — playable solo, no multiplayer required. Shares Action with Brain Damage.
Time to bug out and blast back in this arcade shooter packed with waves of insects and UFOs. Fight through 50 challenging stages, grab power-ups, and chase the high score.
- 7

Super Smash Asteroids
Single-player alternative to Brain Damage — playable solo, no multiplayer required. Shares Action with Brain Damage.
"Super Smash Asteroids" is a high-speed, twin-stick, top-down, rogue-like space shooter. Choose from 6 unique ships, upgrade with 70+ items & blast through epic bosses. Level up for intense, action-packed battles in a futuristic universe. Buckle up for a thrilling journey to glory!
- 8

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.