Top similar games like Marimo-VS-I.A.S.:

The world really does revolve around you in this mind-bending shooter where changing your perspective could save your life.

Meso is a fast-paced exploration-action game with arcade feel and a unique underwater movement. Enter the microcosmic world of puddles and save the ecosystem. Fight against the algae plague and the mysterious invaders. Collect energy, dodge your enemies and master the unique underwater movement.

Take part in wormkinds heroic struggle for freedom from their archnemesis. Upgrade your arsenal, tools and submarine to decimate the fish population to reach the ultimate goal: to boldly go where no worm has gone before.

Signs of Birth is "Roguelike Top down view Shooting Game". We will defeat the enemies stage by stage. You can draw a few cards according to the points you earned, and you can strengthen your character with the cards. You can try building with cards, and you can also have fun dodging bullet hell.

classical horizontal scroll 2D Shmup

airplane killer - We only dream of peace - the enemies are preparing a treacherous attack on your homeland, which you simply cannot forgive them. Without thinking of anything better how to accept an unequal battle, you get on your plane and go to the enemy's lair to destroy it once and for all!

A new dimension on the classic shmup genre, take to the skies as a rookie pilot thrown into the deep end. Prove yourself in skies as you battle devious enemies and work become a hero pilot in Iron Flight Air Force.

Birdoo: Feathered Fury is an indie action game were you assume the role of a bird embarking on a quest for revenge against the humans who wronged him. No longer will you tolerate being called a "flying rat" or being shooed away. It's time to exact your revenge!

Explore the world's oceans with a sea turtle that has the ability to inflate bubbles! Bubbles can be used as bullets or shields. But be careful not to over-inflate the bubbles and suffocate! Watch your timing and jump out of the water to breathe. Turtles are lung-breathers.

Play as an intelligent cloud with powerful weather abilities like rain, lightning, and snow to defeat aliens who are causing natural disasters on prehistoric earth. Restore the environment and help the primitive earthlings in randomly generated levels

This game is a side-scrolling action game where you control a whale to avoid marine plastic waste. Players take control of the whale. Clicking the mouse button makes the whale ascend, and releasing it makes the whale descend.

You will see the creation of new lives... Capture enemies and fire them back at their allies as enormous beams of energy in this horizontally scrolling shooting game, featuring 5 versions of G-Darius with new features, enhancements, and Steam exclusive extras!

Don't let Urcash and his troops get past the outpost. The peace and safety of mankind is in your hands

What would happen if during an expedition the submarine's engines stopped working and you only had your grappling hook to move and do your work?

Your job is to locate and transport the containers to your base avoiding enemies on your way. Your ship is equipped with a hook to carry the containers. This is a physics based arcade game, inspired on the very early classics and with a strong Commodore 64 feel on it.

Fractured Soul takes the classic platformers of the 80s and doubles the action! Your unique ability to shift between two parallel dimensions allows you to weave through enemy fire, catch opponents by surprise, and leap over impossibly wide gaps by using platforms in both realities.

Beyond the Veil is a dark, hybrid-genre game. Guide the wanderer in his journey across ancient lands. Gather food, water, weapons, and resources to overcome the challenges that lie before you.

A single-stick arcade shoot 'em up inspired by the golden years of retro gaming. Blast to the synthwave beat to combine powerups and destroy waves of invaders. Complete missions, compete on leaderboards, discover secrets, and unlock over 80 unique ships from every era of gaming.

Nostalgic as well as new! Warp action game! A fairy "El" and a forest girl "Mia" living in a village Run through exhilarating warp to save villagers! A fantastic world view like a picture book and beautiful 3D graphics, Enjoy your imagination and enjoy with the beautiful sound that you listen carefully.

SPLIT BULLET is a game all about 'splitting up' a massive crowd of enemies—yes, those polygons—crawling towards you. Don't let 'em get you and survive as long as you can, by using your instincts and weapons.

Step into the mystical world of OverRealm, where you step into the rhythm and fight invasive creatures!

Get ready for a powered-up fishing trip to the vast ocean! With stunning scenery and a wide variety of fish, the fishing is more thrilling and content-packed than ever!

A shooting game where a beautiful girl defeats enemies using magic.

Random stage generation. The length of the stages can be freely determined. You can freely decide the length of each stage, so you can play quickly in your spare time or take your time. Enjoy always fresh play and challenge your own limits in Time Attack.

Dive into a post-apocalyptic ocean as a stranded pilot and his penguin ally. Mine radioactive Nukelium, battle BotFish, harness sea creatures’ powers, and explore eerie depths where survival means evading and destroying enemies, solving puzzles, managing resources, and of course - creative teamwork.

Save the lovely Minamo from flooding!

A platform shooter game with following fireballs, various enemies, parkour & more!

In the dark and dangerous world of the night, all you can rely on is your voice and your ears! Let's go on an exciting night hunt with the little bats!

Impact Trial: First Encounter is a exciting mix of bullet hell and narrative adventure in a retro sci-fi world. Face waves of enemies, make story-affecting decisions, challenge yourself with various difficulty levels... and more secrets. ¡Your story, Your choices!

A certain office lady is back!!

スイングバイで加速！ 旋回！ 回復せよ！超爽快グラビティ・アクション誕生！

”Volcanon” is a 2D platformer game with a focus on analog sticks and speedrunning.In this pixelly beautiful world, unleashing the magma power and facing these well-design levels.

The year is 2051. Location: SATAZIUS, a long-abandoned planet. The cruiser Agano was on patrol when it was attacked and stricken by a confederacy of space pirates that had established a base on SATAZIUS. The pirates attacked the Agano intending to steal the assault ship ‘Trafalgar’ that was stowed aboard the Agano, but the Trafalgar made...