Top similar games like SEMO:

ibb & obb is a two player cooperative game set in a puzzle filled world where gravity goes both up and down. You can only succeed by working closely together. Find a friend for some true local co-op couch fun or match up online.

A co-op platformer where your friends are the ladder, the bridge and the reason you fell. Stack up, shout and ride through 10 worlds with 2 to 8 players, on one screen or online. Then build your own levels and share them on the Steam Workshop.

Welcome to BattleBlock Theater! You’ve got no where to go but up...on stage. Play single player or co-op to free your friends and save Hatty Hattington! Jump, solve and battle your way through a mysterious theater inhabited by highly technological felines.

PICO PARK is a cooperative local/online multiplay action puzzle game for 2-8 players.

A 2-5 player online co-op puzzle platformer where nothing can be solved alone. Move and one button — that's all you get. Every level teaches one new rule, then asks you and your friends to survive it together.

When you cut ties to the past, new bonds form. Build relationships with other Yarnys in local co-op or as a single player, fostering friendship and support as you journey together.

Escape a dangerous dungeon with your friends as royal babies. Solve puzzles, dodge traps and laugh through chaotic co-op action for 2–8 players!

ANOMALY DETECTED. You are the anomaly. Race through 28 sectors in a fast paced 2D puzzle-platformer. Dodge blocks, collect power-ups, and phase through obstacles to reach each transporter before you're erased. Escape solo or with friends.

Control Rocoumie, a tiny mischievous red fairy, and use the power of flowers to find your way home. A casual co-op action puzzle game for 1–4 players, with simple, easy controls. Find the key, reach the exit together, and enjoy it with family, friends, or players of any skill level.

Deliver those goods, real good - or get turned into scrap trying! Chaotic co-op platforming, genre-bending power-ups, a challenging campaign, and endless community-built levels await, so grab a friend and GO!

Stack Mates is a co-op puzzle-platformer for 2-8 players built on teamwork and pure chaos. Shift your form between horizontal and vertical, climb on your friends, and reach the portal together. Remember, if even one person fails, everyone starts over!

Three Heroes make their way through dangers untold in a fairytale world, featuring physics-based puzzles, beautiful sights and online co-op.

Welcome to Jelly Express - the physics-based co-op game that's as cute as it is fun! Transform into wibbly-wobbly jellies, tackle all obstacles to get those packages delivered! Do it alone, or have a partner to help you out! Stretch, jump and wiggle your way to victory.

One of you builds. One of you destroys. One of you caused this. Together, you might just survive. A fun cooperative puzzle platformer.

A physics party brawler for 2–4 players on one screen. Grab weapons falling from the sky, bounce around 150 arenas full of saws, portals and trapdoors, and be the last Boing standing. Bots fill empty seats; play locally, on LAN or online.

A multiplayer rage game. Experience a rage-inducing reflex-based puzzle game on your own or with your friends. Work your way through a campaign at your own pace in casual, or dedicate your life to beating it on challenge mode. Build, play and share your own levels with a fully featured level editor.

Biped is a coop action adventure game with a strong focus on moment-to-moment collaboration between 2 players.

A competitive party game that blends puzzles and action! Online multiplayer for up to 4 players! Challenge your friends in a variety of game modes that put both your puzzle-solving skills and action skills to the test!

Want to play the hardest cooperative 2D platformer ever? Want to finish no map ever? Want to be in pain for hours and cry, getting nothing in return? Come play DDNet with a large community of other sufferers!

This is an action puzzle game，a rabbit that can throw bombs, by destroying objects, triggering mechanisms, or using bombs to blow itself up to fly higher, tries to solve puzzles in the game.

Share the love and die trying! KarmaZoo is a joyful, altruistic, cooperative platformer where up to 10 random players help each other with the unique abilities of 50 different characters - all for the sake of good Karma.

PICO PARK is back with all new levels! Play with 2-8 players locally or online in this co-op action-puzzle game!

Play with up to 4 "friends" in this fast paced online co-op (friend-slop) platformer. Create devilish levels to annoy and stump your friends or download levels from the steam workshop to keep the game spicy after completing the built in levels.

This is a mini puzzle game of cooperative puzzle-solving abilities that may test the emotional strength of the relationship between friends/partners, which requires you and your teammate to cooperate and let the Balloon Friends find the way to the end by conducting the gas!

Caved In is a co-op action puzzle game for 2-8 players. Play online or local as you try to find your way out of the cave!

Pikuniku is an absurdly wonderful puzzle-exploration game that takes place in a strange but playful world where not everything is as happy as it seems. Help peculiar characters overcome struggles, uncover a deep state conspiracy, and start a little revolution in this delightful dystopian adventure!

GeoChaos Rumble is a hand-drawn 2D multiplayer brawler for 2–4 players. Battle across forts and platforms: drain your rivals' health or knock them into the sea! Discover 70+ weapons and 20+ random events that bring new twists to every fight.

Play ball tag with your friends in the most appropriate places for kids! Compete with others, avoid the traps, interact with levels and build your own!

A worker-placement platformer with custom level creation and online multiplayer.

Cooperate in this two-player action-platformer and pass the bomb to each other to reach the goal before it explodes. Activate mechanisms, avoid traps, and complete dynamic challenges together across cartoony levels.

The co-op action puzzle game series PICO PARK is back... and this time, we're teaming up with SEGA's legendary Sonic the Hedgehog! This collaboration is packed with co-op gameplay that combines the flair of Sonic with the puzzle teamwork fun of PICO PARK! Play locally or online with 2 to 8 players!

PiPu Party is a chaotic puzzle action game. Share a magic symbol bag to reshape the entire level in real time. No single 'correct' way to play it. 2 player co-op & 2-8 player competitive chaos party.

Get a grip, it’s Heave Ho 2! The insane 2-4 player party game sequel takes the couch co-op mayhem online for the first time. Grab what you can and swing to win!

Escape the rising lava in this challenging online co-op platformer! Team up with up to 14 players, overcome deadly traps, solve puzzles, and race to the exit before the lava catches everyone.