Games like M.A.S.S. Builder

Pilot your fully customizable Arsenal mech and join your fellow mercenaries in defending humanity from the corrupted machines and gigantic robots in this post-apocalyptic action game!

Create your own ultimate Gundam in the newest Gundam Breaker! With more customizable parts than ever before, you finally have the freedom to build your perfect Gunpla. Test it in battle using the brand new dual-weapon system and break parts off of your enemies and add them to your collection.

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.

In this roguelike action-adventure, control humanoid "Labor" and giant "Arms" to uncover the mysteries of the world. Create fully-customizable robots, strengthen them, and take down hordes of enemies!

Mecha action shooter, plunging the player into an apocalyptic war. Engage in epic battles with endless hordes of monsters in your powerful customizable mechs.

Take command of your own mercenary outfit of 'Mechs and the MechWarriors that pilot them, struggling to stay afloat as you find yourself drawn into a brutal interstellar civil war.

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

Faster than anyone. Stronger than anyone. And more stunning. Customize your robot for “cyber battle racing” in a game that offers all the thrills of racing, battle, and customization. Online, Offline, Time-Attack... which mode will you dominate?!

A dark sci-fi mech assembling manager with semi-auto battles against mutating, alien bio-weapon.

Enter an apocalyptic fantasy world where humanity is on the brink of extinction, iron is valued above gold and trust is hard earned. This ARPG features complex character development, hundreds of unique items, crafting and quests with choice & consequence.

Set on an Earth where mankind is being steadily annihilated by the alien invaders known as the BETA, Project MIKHAIL lets you pilot a Tactical Surface Fighter in the war to save humanity!

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!

Choose your pilot and build your own custom mecha with 17+ weapons and 55+ attachments, then jump to the battlefield against hundreds of enemies to save spacetime itself in this thrilling sci-fi bullet heaven!

Gear up for tactical mech action in War Robots: Frontiers, a free-to-play multiplayer mech shooter. Construct and customize, squad up with Pilots online, and fire up your engines in massive intergalactic battles.

Project Nimbus is a high speed mech action game set in a post apocalyptic world. Players control 'Battle Frames' - humanoid battle suits armed with an arsenal of weapons.

Command massive armies in this epic mech auto-battler. Draft your troops, customize your units, master your formations, and crush enemies in spectacular 3D battles. All strategy, no clickfest. Outsmart opponents in 1v1, 2v2, free-for-all, or Survival Mode.

Gun Metal is a futuristic action-packed experience where you take control of the fully transformable prototype combat vehicle known as the Havoc Suit.The Havoc Suit, a prototype combat vehicle, remains the only hope to save civilization from a tireless enemy.

The year is 3015. The battlefields are dominated by war machines known as BattleMechs. Level entire cities and decimate the enemy in your BattleMech. Follow a quest for glory and revenge. Manage an expanding mercenary company. Fight alongside your friends with a four-player PvE co-op.

Welcome to CREO, the megacorporation saving the world! A catastrophic event has knocked you out during the first day on the job… you wake up equipped with a heavy-grade exoskeleton, in a destroyed section of the complex.

Create and command custom Mechs to outmaneuver The Swarm in this post-apocalyptic tactical turn-based rogue-lite. Leverage the terrain, learn each Mech's unique skills and use strategy and resources to survive an ever-changing series of battles to give humanity hope.

HARDCORE MECHA is a 2D platformer action focusing on a better handling. The Campaign mode offers rich gameplay and seamless in-game cut-scenes for an immersive experience. Choose your favorite mecha, experience the fast-paced hardcore competitive battle of steel in Multiplayer!

An action roguelite game with alien swarms and mechs. Battle enemies to make your way through a mass of spreading and evolving cells hosting dormant enemies. Collect a variety of game-changing skills and upgrades to create unique builds.

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.

BIOMUTANT® is an open-world, post-apocalyptic Kung-Fu fable RPG, with a unique martial arts styled combat system allowing you to mix melee, shooting and mutant ability action.

No gears, no glory! Control gigantic robots and duke it out in this 3D mech brawler! Epic battles await in local and online Versus mode, 4-player Co-op – where each player controls one part of a mech – and a single-player game mode. Each mech has its own gameplay style, special moves, and finishers.

Bringing you to an exotic desert where you’ll recruit, train, and guide your troops into battle against rival cities and factions. Embark on an adventure that’s uniquely yours; Customizable characters, professions, and factions. The land is filled with a variety of hidden secrets.

Set in futuristic Tokyo, take control of the robotic community before they control everything!

NieR: Automata tells the story of androids 2B, 9S and A2 and their battle to reclaim the machine-driven dystopia overrun by powerful machines.

In the times of darkness, only the mightiest of heroes can save the world. Stand out against the evil all by yourself in epic single player mode. Swarms of bloodthirsty monsters, loads of epic gear to collect, dozens of skills to obtain. Grab your sword and fling yourself into action now!

Face relentless alien hordes, collect their resources and assemble an unstoppable squadron of mechs! In this Action Roguelite, discover game-breaking synergies, mix and match weapons and units, unlock upgrades, harvest and conquer alien planets.

Skybreakers is an action roguelike thriller. Choose from various characters, arm yourself with a vast array of weapons, and create your own unique build by combining artifacts, random talents, abilities, and bonds. Plunge into exhilarating combat and use unique abilities to defeat the evil.

We fuse transforming Mecha and Roguelite gameplay elements and combine game mechanics, such as weight, armor pieces, heat, and power for you to forge a unique weapon of war to fuel your killing spree!💀💀💀

Lead an elite fighting team battling for freedom from the sinister forces of the Earth Hegemony. Engage in combat on the bloody battlefields of four unique worlds. Encased in your Powered Battle Armour (PBA) you are an unstoppable fighting force.

A turn based tactics style Roguelike mecha RPG set in a world recovering from the apocalypse. Take control of an 18m, 50 ton death machine and build a team of unique lancemates. Features include a detailed mecha design system, procedural narrative, and both mecha + personal scale combat.

SYNTHETIK 2 is a unrelenting tactical-shooter rogue-lite. Play alone or with friends. Loot powerful tech. Experience the next level in gun-play. Upgrade your androids to rival the machine gods!

Hack greedy megacorps to help as many people as you can in a high-agility cyberpunk looter/shooter RPG. Explore neon cyberspace vistas and outmaneuver AIs to customize your hacker OS and weapon combos. Play solo or online co-op with up to 10 people!