Games like Atomic Picnic
Third-person bullet heaven meets explosive co-op action! Swing, dash, and blast through monster swarms while combining upgrades and discovering rare evolutions to create game-breaking builds of destruction.

Top 12 games similar to Atomic Picnic
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Vellum
Write on! Defend the books in Vellum, a co-op, literary roguelike! Harness class-defining colors, master an inspired spellbook, and influence the growth of your enemy! As a group or solo, you'll craft plot-twisting builds to rewrite the rules in Ink!
ActionAdventureIndie - 2

Gatekeeper
Gatekeeper is a fast-paced rogue-like. Go on a quest to chase down Chaos and reclaim the stolen Heart of Time, fighting your way through relentless enemy forces. Play solo or in 4-player co-op and become the next Gatekeeper!
ActionAdventureIndie - 3

Deadzone: Rogue
Deadzone: Rogue is a roguelite FPS set in space. Blast through swarms of hostile machines, combine powerful augments and elements to forge your build, and grow stronger with each run — solo or in co-op.
Action - 4

Risk of Rain 2
Escape a chaotic alien planet by fighting through hordes of frenzied monsters – with your friends, or on your own. Combine loot in surprising ways and master each character until you become the havoc you feared upon your first crash landing.
ActionIndie - 5

Terminull Brigade™
Rise with Aion — ignite the rebellion, slay the foes, rally your allies, and unmask Terminull’s deepest, most dangerous secrets before they can rewrite our world.
ActionAdventureFree To Play - 6

Crab Champions
Claw your way across exotic islands combining fluid movement with fast paced combat to become a Crab Champion in this third person roguelike shooter.
ActionAdventureCasual - 7

ArcRunner
Traverse 'The Arc' in this beautiful, Cyberpunk-styled action rogue-lite as you attempt to reset an evil rogue AI. Experiment with different weapons and augments as you fight hordes of machines programmed for your annihilation! Collect Nanites & power-up after every run either solo or with friends!
ActionIndie - 8

Realm of the Mad God Exalt
Embark on an exhilarating journey into the pixelated Realm of the Mad God! Join, an action-packed, free-to-play MMO bullet hell game. Discover a world with danger, challenges, and hidden treasures as you battle through waves of enemies. Team up with players and conquer dungeons to become a legend!
ActionAdventureFree To Play - 9

Gunfire Reborn
Gunfire Reborn is a level-based adventure game featuring FPS, Roguelite and RPG. Players can control heroes with various abilities to experience diverse Build gameplay, use various weapons to explore procedurally-generated levels. You can play the game alone, or join 4-player coop.
ActionAdventureIndie - 10

Endless Alice
Endless Alice is a third-person action-adventure game combining Roguelite elements, anime aesthetics, and endless possibilities. Choose characters with unique combat styles and embark on adventures! Play solo or with friends in cooperative challenges for up to 4 players!
ActionAdventureEarly Access - 11

NIMRODS
Assemble a limitless arsenal in this survive-em-up roguelite shooter. As a Gun Manufacturer's testing force, your mission is simple: test the latest gun tech and scavenge alien planets. Collect insane weapon parts to invent crazy guns that slay thousands. You may not survive, but your guns will!
ActionAdventureCasual - 12

Lost Castle 2
"Lost Castle 2" is a 2D Beat'em up Rogue-Lite game. Explore abundant treasures and items to enhance yourself, master various weapons to showcase your skills, and challenge powerful monsters to demonstrate your strength. A new adventure is calling for treasure hunters!
ActionAdventureEarly Access
About imho.run
imho.run is a Steam game recommender that combines collaborative filtering (ALS / iALS / EASE / LightGCN) with content-based scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted gameplay vibes from review text. The lists you see here are generated in seed mode — anchored on Atomic Picnic— so they answer the question “what plays like this?” rather than “what fits my library?”
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