Complete Steam Games Database — Every Title, Every Release
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O.A.C - World Begins
Are you a leader? Once you convince your nation you are their leader, it will be time to show the world your own political, people management and military strategy skills. O.A.C aims to be a breath of fresh air in the grand strategy genre that will inspire its own kind of videogames!
O.C.D. - On Completeness & Dissonance
Fill the empty slots in each pattern by rotating the board to make the loose tiles slide into position, but beware: the painful sight of a misplaced tile will bluescreen your brain.
O.D.T.: Escape... Or Die Trying
Fight your way through incredible, multi-leveled, 3D worlds while searching for magical, green pearl that will help save millions from decimation. O.D.T. leads you deep into a mysterious tower full of hideous enemies and hidden dangers - it gets tough but there's no turning back!
O.M.N.I.S.: Overnight Train
You are aboard an endless train. Find anomalies, report them, and move on. But be careful—missing just one may cost you the loop.
O.M.S
O.M.S is a casual story-driven 2D Sci-Fi Platformer where you control L10 as his world is threatened by SIMPHONY the very AI that powers his planet. L10 will be avoiding dangerous obstacles and enemies as he hopes to repair SIMPHONY and save his world.
O.R.B. Offensive Rolling Bot
Lead O.R.B. to save our world from total annihilation in this thrilling 2D-platformer. O.R.B. is a robot sent from the future to destroy an evil A.I. DiOS before it can fulfill its evil plan. O.R.B. has some special skills, and transforming into a ball is just one of the tricks up in its sleeves!
O.R.B: Off-World Resource Base
An epic struggle for control!
O.S.A.
In O.S.A. “Operation Stuffed Animals” you are a crazy, fluffy creature on a crazy co-op adventure. Ambush dealers, steal “bizarre goods” and fight mutated enemies. Chaos, absurd weapons and quirky humor await you!
O.U.T.T.
O.U.T.T. is a Turn-Based Puzzle Adventure set in São Paulo, 22nd century. In a Soul Punk story, as Flavia, an ingenious psy-scientist, you must use your wits to unveil the source of those evil doings on this deep narrative, puzzle game.
O.V.N.I. Abduction
Face terrifying enemies from another planet who want to stop you at all costs in this first-person adventure. Explore terrifying and dark settings, solve puzzles and use the objects you find on the map to progress in your adventure.
O.W.L Projekt
O.W.L Projekt is a 3D isometric puzzle game that will test your mind and logic skills. Controlling Elysion, a young being created in a mysterious experiment, you will face the enigmatic Watchers in a journey to escape and uncover secrets.
O.W.L Projekt 2
Explore O.W.L Projekt 2 with Elysion in a renewed world, facing even more complex challenges, fast enemies, and new mechanics like portals of different colors. Use the Sanctum Staff to overcome traps and escape the Watchers in an exciting adventure.
O.W.L. - One Wave Length
OWL is top down, rogue like bullet-hell that you can play with up to 1 friend. Everything is in beat, including your and the enemies attacks. With each new Instrument, new attack patterns unfold for you which will take you to your final obstacle; The Meowestro, the source of dissonance.
O2Jam : The Beginning
O2Jam : The Beginning is the official PC version based on O2Jam - Music & Game, featuring the entire series collection. Enjoy legendary original tracks, overwhelming note impact, and various key modes! From nostalgic classics to new hits, experience the authentic rhythm action of O2Jam.
O2Jam x DancingParty
FPS VirtualReality game that draws patterns of notes that fly with rhythm and timing This game is a rhythm game that hits the ball at the exact moment. Let's play with the dancers in front of us to the rhythm. Let's play rhythm games with our bodies!