Battle against chaotic bullet hell bosses with online strangers (or friends!) Customise your outfit or make and upload a boss for others to enjoy! :)
No game lists sunny-place-2 as one of its co-op favourites yet, so here are the closest matches by Steam tags instead.
Kill the undead, get new weapons, combine weapons, kill even more undead! Over 20 weapons, INFINITE combinations. Featuring different locations to play and survive. How long can you survive?
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A deep, tactical shoot'em up. With every takedown, you’ll earn cash and xp to upgrade your ship and unlock new abilities. Online and local co-op. Unique versus mode. Realistic physics and water simulation.
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Destroy enemy ships, blast away asteroids and unlock new weapons / ship abilities in this endless arcade roguelite. Earn resources through each of the 7 game modes to upgrade your weapons to outlast them all.
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Hold the arena solo or with three friends in online co-op. Ninety-second waves, twelve bosses, ten guns, seventy perk cards, and a build that snowballs with every kill. Survive to wave 36, kill the guardian, then see how far Endless goes.
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Build mechs and fight in this fast-paced, anime-inspired isometric top down shooter with online multiplayer PvP and single player store and story game modes. Customize your robot fighter with a variety of parts, weapons and cosmetics. Upgrade your equipment, abilities and stats. Armor up!
Hell Knights is a small but fun Bullet Hell Shoot'em Up with a four player Co op mode. Made by some Indie dude, living in a dungeon.
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Orbital Defense Force (O.D.F) is a multiplayer shoot 'em up co-op rogue-like game. play as mercenaries working for the O.D.F., accepting contracts to defend planets from invaders and earn precious scrap that can be used to upgrade their ship to take on more difficult contracts.
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Roguevive is an roguelite survive bullet heaven. Survive against hordes of enemies getting ever stronger. Level up, unlock upgrades and new guns in this multiplayer action roguelite.
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CounterAttack: Uprising is a side scrolling space shooter (shmup). Team up or fight solo, 1 - 4 player local or up to 8 players online cross-platform coop, unlock upgrades, use powerful ultimate abilities, enhance your ship the way you want, and save the Earth from annihilation.
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Exterminate zombies in style with up to 4 players in this action packed co-op top-down shooter.
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