Top similar games like Mothership Forever:

ZEROCRON is a straightforward, classical arcade Twin-Stick Shoot-Em-Up with a strong Commodore-Amiga-era feel. Blast asteroids and enemies to burning pixeldust!

With 3.68 quintillion possible builds, no run is the same. Mix 10 astronauts, 10 ships, and 100+ upgrades in a relentless roguelite top-down shooter where alien swarms and brutal bosses push every skill to the limit. Adapt, experiment, and fight to survive the chaos

Neon Fighter is a tiny arcade game packed with lasers and explosions, in which every few seconds you are forced to switch weapons automatically, making you have to adapt quickly to the new situation and re-evaluate your perspective.

Ore & Ordnance is a Retro styled, Sci-fi, Bullet Hell. Survive endless waves of Pirates, Asteroids and Firestorms. Collect upgrades, complete missions and survive your shift! How long will you last?

The origin story of a famous roidgrinder. It's a crossbreed of 2D arcade, lightweight simulation, resource management and some idler elements. You interact with the ship's systems through a state-of-the-art terminal interface. KEYBOARD REQUIRED.

PewPew! - move, shoot and upgrade!

Prepare for an interstellar showdown like no other in a gripping roguelike top-down twin-stick shooter set in the vast depths of space. Pilot your advanced starship, engaging in relentless battles against hordes of alien adversaries. Destroy, Collect, Upgrade, Die, Unlock, Repeat.

Can you survive the Empire's onslaught? Avoid the attacking enemies and upgrade your ship to last long enough to escape in this space survivorslike.

Isometric. Massively Multiplayer. Capture The Flag. Skirmish. Bug Hunt. And more. Welcome to FreeInfantry - the world's first massive multiplayer online isometric shooter.

A roguelike survival game in space. Stranded in space, you must fight to survive as long as you can! Dodge or destroy asteroids, collect ice shards to survive. Find power ups in from your ship, get out before they destabilize and explode! How long can you survive in space?

The solar system is on the brink of collapse! Using powerful alien technology, you must battle enemies, players, and the forces of gravity to escape and survive. Redemption is optional. Survival is not.

One wrong delivery can start a war. A top-down 2D roguelike space cargo hauler where you navigate faction politics, manage your power budget, trade contraband, and fight to survive across 3 deadly sectors.

Alpha Force Zero is an intense top-down bullet-hell adventure that requires skill and planning. Utilize multiple weapon systems including an Auto-Turret with adjustable firing modes and unlock upgrades that you can equip in your ship to give you the upper hand. Dodge, fight, survive!

Inspired by the cult classic Mine Storm, Storm Mined modernizes arcade space shooting with rogue-lite upgrades and rhythm-based stages.

A 2D, top-down shoot'em up with simulation elements, deeply reminiscent of those vector games from the 80s. Blast your way trough space, enemies and mystery. Upgrade your drones. Endure your mothership's AI cynical attitude and survive the most realistic shoot'em up ever!

Halo: Spartan Assault brings the excitement of Halo combat to Steam for the very first time. Battle your way through 30 action-packed missions against the Covenant as you explore the origin of the Spartan Ops program featured in Halo 4. *DirectX feature level 10 required. *

Grab your biggest gun and jump into this story-driven top-down run-and-gun sci-fi arcade shooter starring the ultimate bio-engineered hero-manchild TASKILLER!

Mination is an arcade twin-stick shooter/survivor with roguelite and story elements. Take control of Minerva as she mines ores, avoids or fight pirates and aims for a high score! Earn space-dollars to upgrade your ship, progress the story to unlock rewards and head back to get on that leaderboard!

Alien Wall is a powerful genre mix between a brick breaker and ‘shoot em up’. Modern retro Arcade fun at its best!

2-4 local players navigate the darkness while battling one another to be the last ship left. Fire your BEAM to destroy other ships and stay hidden while navigating the arena. Your PING not only reflects enemy BEAMs, but also reveals your surroundings and your location to everyone, so use it wisely!

Dodge the enemies shot and kill them with different weapons. Move, Dodge and Kill is a rogue-lite dungeon crawler in a neon environment.

XenoFeud is an insane top-down twin-stick arcade alien shooter, where you must survive hordes of alien intruders while defending a mysterious object in space.

Physics-based space combat where every battle escalates into chaos. Destroy ships, star bases, and hyperspace carriers before they overwhelm you.

Consume the civilization of the fools who unleashed you upon the universe. Become the Empire Ender.

PLANETOIDS is a 2D hand-drawn game that is a retro space arcade game. In it you have to shoot and dodge meteors, comets and wandering planets in outer space.

Start off as a weak ship with a simple attack and fight through waves of enemies, earning currency in order to purchase upgrades for your ship. The never ending waves of enemies grow in number, power, and variety as you progress. Purchase upgrades to keep pace with them.

Blow up bots beyond the stars. AI Driven 2D Spaceship Warfare

Gunshot Arcade combines the action of a classic arcade shoot 'em up with the meta-progression of a roguelike. Buy some weapons, upgrade your gear and survive as long as you can. Unlock much stronger guns from wave to wave and reach a new record, good luck.

A minimalist horde survival arena where you’re hunted by an endless swarm of drones - kite the horde, bait them into deadly traps, upgrade your defenses, use special items and survive as long as you can. Every minute the swarm grows denser, faster, and deadlier.

Galaxy Frame is a space Roguelite game players control their aircraft to survive the attacks of alien insects. By understanding the characteristics of aircraft, skills, and props, players can build their own decks and challenge stronger enemies. Arcade mode to challenge the world leaderboard.

Roguelike missile command. Survive as long as you can aboard the Ark, humanity's last hope, in a hostile galaxy.

Survive in the deep void of the galaxy against thousands of invaders! Nebula is a challenging bullet hell, twin stick shooter where you have to face endless waves of space enemies. Additional map resources and space drones can provide you a support but be wary, they can as well become a deadly trap.

Ignition Arena is a free-to-play, fast-paced tactical PvP game where players build and customize ships for intense space battles. Compete in dynamic arenas featuring strategic combat, skill-based mechanics, and extensive ship customization. Outsmart and outgun opponents to claim victory!

Synth-wave styled physics based 2D puzzle shooter filled with nods to the golden era of classic arcade games. Think upside down Peggle crossed with Space Invaders and enemies crafted from the blended remains 70's, and 80’s gaming.

Welcome to the world of Polygun, an endlessly customizable hero shooter where you battle against an ever increasing hoard of bloodthirsty shapes! With an array of upgrades to choose from, you'll quickly build from humble beginnings into a hexa-bustin killing machine!

This is a 2D Pixel Top-Down Space Shooter Game. The game implemented Rogue-Lite elements, like the survivor series.