オンラインでみんなと遊べるアドベンチャー（Action）ゲーム1,244本。MOGGED: Looksmaxx or Die、Animal Company、Invincible VSなど。
すべてのゲーム: 24
Friendslop survival extraction horror game about desperately looksmaxxing against a rising quota. Raid nightly frat parties for questionable gear while something inside hunts the ugliest player. Cook peptides, try risky procedures, and reach True Adam before it drags you into another room.
Animal Company is a chaotic multiplayer VR adventure where you and your friends play as thick-cheeked animals to dive into spooky worlds, fight monsters, uncover secret lab experiments, and turn literal trash into powerful physics gear.
Invincible VS is a brutal superhero 3v3 tag fighting game set in the Invincible universe, where you can battle to the death as a team of fan-favorite characters in iconic locations.
In up to four player co-op, form a group of explorers searching for treasure. In this cursed jungle, danger is everywhere and monstrous creatures alter reality. Stay clear-headed and tame the jungle before it devours you…
A 4-player online co-op survival horror game. Avoid the contaminated rain, gather scrap and get back to the tram. Monsters that copy your friends' voices and behavior, and many other threats, stand in your way. Gear up and stick together to survive.
A co-op fantasy adventure where your voice is magic. Play as cat wizards, cast spells by shouting into your mic, explore fairy-tale worlds, fight monsters, and return to your hot-air balloon loaded with loot.
In this survival horror, you're surrounded by sea and a towering gate ahead. Walk into the maze, hunt, gather, and run to survive, alone or with friends. Remember: You're not the only one starving...
Cargo Hunters is an extraction shooter where you control a humanoid robot scavenging the remains of humanity on an abandoned, dystopian Earth. Play solo or in 4 players co-op.
Discover the decadence and danger of 1980's Japan as you fight like hell through its neon-lit entertainment districts in the definitive edition of the action-adventure crime drama that created yakuza legends.
A cosmic battle awaits! Choose between 15 Marvel Super Heroes in this frenetic action beat ‘em up to fight against the deadly Annihilation Wave threatening the galaxy. From New York City to the depths of the Negative Zone, the future of the Marvel Universe will be fought for across the stars!
The official hololive rhythm game and RPG -- hololive Dreams -- is now on Steam! Enjoy rhythmical gameplay, park development, and mini-games. Featuring 50+ members and 150+ songs, it's perfect for fans and newcomers alike. Play your way!
Join Scott Pilgrim and Ramona Flowers in a brand-new brawling adventure across space, time, and the streets of Toronto!
Gloria Victis is an MMORPG with an emphasis on realism, set in a low-fantasy medieval open world. Enjoy MMO with skill-based non-target combat, open PVP with territory control, deep crafting system and player-driven economy – all that served with beautiful graphics and an immersive atmosphere.
KILL IT WITH FIRE! 2 is the ultimate co-op spider-hunting experience! Either solo or as a team of Exterminators, unleash an arsenal of crazy weapons, wreak havoc, and complete dozens of challenges across seven dimensions under spider siege.
Shrunk again, but the world is much larger. In this open-world, single-player or co-op survival adventure, craft weapons and armor, build your base, and traverse the playground on your buggy. But something else is out there—and it hasn’t forgotten you.
Welcome to Hunter Haven! Bounty Brawl is a fast-paced Action Roguelite for 1-4 players. Master your unique Lasso to zip through combat and hunt down criminals with friends. But remember: once the boss falls, the alliance ends. Who will claim the ultimate bounty?
"The 2026 Tribal Adventure MMORPG is Now Available! Answer the Call of the Wild. Start Your Hunt Now!"
Ghost Janitors is a multiplayer psychological horror game for 1-4 players. Your job? Cleaning haunted houses while avoiding terrifying monsters. Ready to face the spine-tingling challenge with your team?
Work together to survive the night shift in this challenging co-op PvE horror game. Serve your villagers as disgraced knights by evading danger to fulfill their commands in this cursed kingdom. Reclaim your lost honor to earn your place on the watch. How long can you survive?
The world has been thrown into chaos, and it's up to you and your friends to battle the corrupted beasts of the Rotwood. Upgrade your gear, choose your preferred weapon, and hone your skills to defend your safe haven.
Jump Space (formerly Jump Ship) is a mission based co-op PvE for 1-4 players, where you are the crew of a spaceship. Transition seamlessly from crewing the ship to on-foot exploration and space walks. Explore, upgrade, and survive intense encounters in deep space together.
Pick a character and team up with three friends ‘cause it’s time to save the world. Experience intense FPS action as you obliterate hordes of terrifying monsters! You may not be on the best team of mercenaries, but you are… a Toxic Commando!
When outlaws murdered your wife and took your daughter, everything you had was gone. Your gut aches for blood and sweet revenge. Dyin's too good for 'em now!
Dark Hours is a co-op survival horror game for 1-4 players. Your heist has been disrupted by a supernatural event, and your team of robbers is now trapped with an evil entity. Forget your plan, your mission is to survive. Explore and cooperate to find a way out.