Games like 39 Days to Mars

"Biped" is a Kids Platformer game that features local multi-player options for up to 2 players in a co-op mode. You control a bipedal robot's two legs using simple controls and can play solo or with a friend/family member for a fun and bonding experience. The game offers innovative gameplay, cute visuals, and a good soundtrack.

"Operation: Tango is a Science Fiction Stealth game that requires two players to work together as AGENT and HACKER in a co-op online multiplayer experience. With great graphics, music, and humor, players must communicate and solve puzzles to complete dangerous missions. A free content update adds new challenges and areas to explore."

It Takes Two is a cooperative action-adventure game where two players control a married couple who have been transformed into dolls by their daughter's wish. They must work together to navigate through various levels, solving puzzles and battling enemies to restore their relationship and return to their human forms. The game features a variety of gameplay mechanics, including platforming, shooting, and driving, and can be played both online and locally with a friend.

Ibb & Obb is a unique, cooperative puzzle-platformer game for 1-4 players. Characters move in opposite directions in this crossing dimension world. Players must work together to solve puzzles and defeat enemies by coordinating movements and actions to complete each level. A fun and challenging game that promotes teamwork and communication.

"Heavenly Bodies" is a challenging physics game set in space, where you play as a cosmonaut tasked with maintaining a scientific research station. Using a unique movement system with dual-analog controls, you'll need to navigate and complete various tasks in zero gravity, from assembling telescopes to tending to cosmic plants. While keyboard and mouse controls are supported, a controller is highly recommended for the best experience.

In Octodad: Dadliest Catch, players control an octopus posing as a father in a world of humans, completing mundane tasks with octopus physics while avoiding suspicion. The game features a campaign with various levels and challenges, testing the player's ability to maintain the disguise and keep Octodad's true identity hidden. With humor and light-hearted gameplay, Octodad: Dadliest Catch offers a unique and entertaining experience.

"Unravel Two" is a puzzle-platformer game where players control two Yarnys, either in local co-op or as a single player. Traverse through a beautiful, Scandinavian-inspired environment, solving puzzles and watching the world come to life. Create strong bonds with other Yarnys, unlock special abilities, and approach challenges with positivity.

"Lovers in a Dangerous Spacetime" is a frantic, cooperative action game where players explore a colorful, procedurally generated galaxy in a sentient spaceship. Up to four players man various stations on the ship, working together to operate weapons, shields, and engines while battling against enemies and hazards. The goal is to rescue love-stranded space bunnies, enhance the ship, and defeat massive bosses in a challenging, fast-paced experience.

In Untitled Goose Game, you play as a mischievous goose wreaking havoc in a peaceful village. Complete a list of tasks by stealing, honking, and causing chaos, while avoiding the groundskeeper and other humans. With its unique premise and charming 2D art style, Untitled Goose Game offers a lighthearted and entertaining experience.

"Later Alligator" is an adventure game where you play as Pat the alligator, trying to uncover a conspiracy in Alligator Skyscraper City. Meet quirky characters, solve puzzles, and engage in mini-games in this hand-drawn, humorous game that guarantees a fun-filled experience. With no combat or failure, explore the city freely and enjoy the story at your own pace.