Top similar games like ProjectRayssus:

This is a free-to-play team battle action game based on the "Mobile Suit Gundam" series of the Universal Century. Whether by land or by space, lay waste to your foes using either your favorite Mobile Suit or roam the battlefield as infantry and capture important objectives.

Suit up for massive mecha mayhem in War Robots: Frontiers. Construct and pilot mechs, squad up, and unleash your power in epic online battles.

PHANTOM GALAXIES™ is an epic sci-fi adventure with thrilling mecha combat. Choose between four distinct Starfighter classes and diverse weapons and gear. Once enemies, the intergalactic empires of humanity band together to battle lawless pirate factions amid war torn space!

Commander, customize and build your Mechanical Assault Skeleton Suit (M.A.S.S.) and lead the fight against an alien invasion bent on exterminating the human race. The fate of humanity is in your hands.

ANIMO STARS ARENA is a free to play third-person multiplayer shooter blending multiple modes, mechs and playstyles! Jump on board your mech and battle other pilots in high-octane combat across diverse environments in the ANIMO universe.

Mecha BREAK is a multiplayer mech game that allows players to choose from diverse mechs, customize appearances, and battle colossal war machines on treacherous terrain. Get ready for the ultimate showdown—blitz, brawl, blaze!

War Robots is an online third-person 6v6 PvP shooter—we’re talking dozens of combat robots, hundreds of weapons combinations, and heated clan battles.

Mech Wars is a real-time 6v6 multiplayer game. Build your robot army, customize with powerful weapons, and battle in Assault and Deathmatch modes. Capture enemy bases or destroy rivals using strategic tactics. Earn rewards and become the ultimate mech commander!

SD Gundam Battle Alliance is a multiplayer Gundam action RPG where you can smash foes solo or with friends in thrilling mechanized combat. Acquire new mobile suits, power them up, and take them into battle in various missions!

Break Free is a fast paced third person sci fi shooter game. The creatures that live among us have made the Earth uninhabitable for human life. You are mankind's best hope for survival. Make no mistake, war is coming and you shall die today, then you shall live to fight again tomorrow.

Launch a counteroffensive to take back the Earth from alien invaders in this mecha action RPG.

BATTLE STEED:GUNMA is a team battle TPS game implemented with giant robots. Join as a mercenary and win with your team in the battle that takes place in a competition between military companies from each countries to acquire new resources discovered on the space planets in the near future.

This is a 3D space combat game.You will be driving a transformable mecha to perform missions singly or with your partner.There are large fleet, missile barrage, super beam cannon, dog-fighting and other exciting challenges waiting for you.

World of Robots is the tactical online shooter with simple controls

Nyan Heroes is a team-based hero shooter featuring cats piloting mechs. Master unique abilities and advanced feline movement. Customize your mech loadout with weapons and mods. Even after your mech falls in combat, your cat skills can still turn the tide of battle for your team!

Diesel Knights is a 6-v-6, Mech/Movement Shooter set in a pulp-inspired, dieselpunk world.

Step into a dynamic Action RPG Arena Fighter set in a medieval fantasy realm. Create your champion, battle waves of enemies and level up with friends in solo or cooperative play. Earn gold for powerful gear and powerups!

You need to decide the faction you are born into and fight for it, gradually becoming the most powerful Star Warrior. Power armor and energy core will be one of the most important cores that accompany players' growth. You can freely create your own mecha set and conquer the entire vast universe.

Authentic Customizable Mech Action Game. Customize the combat mech "V3" and run through the battlefield!

Simultaneously control a sword-wielding robot and a gunslinging space frog in Shoulders of Giants, an explosively colourful sci-fi roguelike. Play alone, with a friend, or as part of a four-person team, cutting through waves of enemies on a quest to rescue the galaxy from the forces of Entropy!

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A co-op shooter-RPG with a retro-3D aesthetic. Customize and upgrade your character as you take back the city of Vestige from demonic machines!

War Tech Fighters - the space action game that combines the spectacular action of Japanese Anime with Hollywood Blockbusters. Configure, upgrade and customize your War Tech and dive into battle to fight back the Zatronian forces and save your galaxy!

Aphelion Headhunters is a Third-Person PVE Hero Shooter featuring two unique player characters, each with their own distinct playstyle, abilities and suite of selectable upgrades.

Build mechs and fight in this fast-paced, anime-inspired isometric top down shooter with online multiplayer PvP and single player PvE game modes. Customize your robot fighter with a variety of parts, weapons and cosmetics. Upgrade your equipment, abilities and stats. Battle and win in the arena!

Swords and Shotguns is a Sandbox Survival MMORPG, combining elements of PvE and full loot PvP with intense real-time combat. Gather resources, craft power gear, and shape the player-driven economy. The entire world is a massive big server.

Battle For The Droid Station is a RPG shooting game now available on Steam. Feel the adrenaline as you run and gun down hundreds of rogue mechs and droids causing mayhem on the space station. Take control of your droid character and try to clear the space station from invading droids and robots.

Frog Fighters is a light-hearted, fast-paced, third-person-shooter where you become a frog on a lily pad with an ability to shoot other flying frogs with different types of laser-leafs.

Take customization to the extreme with the Omega Customization System and battle with one-of-a-kind combat units in this all-new third-person shooter mecha game.

Granvir is a 3rd person action roguelite mech-builder. Scavenge the battlefield for parts to replace and upgrade your arms, legs, torso and weaponry. PIlot your Granvir and manage your campaign between battles to find the best equipment and stay supplied while fighting a guerilla war.