Top similar games like Mars vs. Robots:

MechNest is a 3D bullet hell shooter developed by a single person. As you progress through the map, which changes with each challenge, collect reinforcement items and defeat powerful enemies with flashy shooting! Combine your skills freely and rampage through the hive of mechs!

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!

IDUN Rogue redefines roguelite shooters by putting an entire upgradeable army at your command. Survive against thousands of enemies physically piling up to eat you and your army on a fully destructible battlefield!

CHUTNEY: Space Survivor is a third person, hoard-shooting deck builder where you play as Chutney, shooting down hordes of enemies with his Omni-gun. Alter your attacks by collecting different cartridges and create unique synergies!

Welcome to BOB, a heavy metal bullet-heaven roguelike Mecha game where your skills are the only thing standing between humanity and endless waves of berserk bots! Survive as long as possible while obliterating waves of enemies, terrifying bosses and the megalomanical AI DAVE!

Not for the faint of heart, Shoulders of Giants: Prepare to Croak is a permadeath 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!

INTERGALACTICORP. is a sci-fi rogue-lite tower defense game where you take on the role of an operator-bot, charged with conducting an intergalactic mining operation. Will you thrive as an efficient miner in this alien environment, or succumb to the dangers that lurk in the depths of space?

Hop on and drop in with the first act of Shoulders of Giants: Ultimate. This prologue features newly balanced challenges, fully working online co-op, and a slick new upgrade to Unreal Engine 5! Your frog-and-mech adventures here are just a taste of what awaits in Shoulders of Giants.

Sixty basic cores, hundreds of base station equipment, and thousands of chips, you can freely cooperate and shoot through the dual-angle joystick operation in a survival Roguelike game! Explore the sci-fi space and build your strongest battleship!

Iron beasts. Furry heroes. One last hope. In a world where humanity has fallen, unlikely saviors rise from the animal kingdom. Strap into your customized mech, unleash devastating firepower, and fight through endless waves of enemies in this action-packed survivor roguelike.

Defend your base by placing towers strategically, forming interconnected systems that depend on one another. Adapt your strategy to different environments and enemy waves, exploiting their weaknesses. In System Status: SuperCritical, resources are scarce and critical failure is always an option.

A tower-defense game with roguelite elements on fully explorable mini planets! Travel the galaxy of Vyrosa, land on planets, and defend your drilling equipment while mining fuel to continue your journey throughout the galaxy!

Take command of the mech and become the ultimate strategist. Construct impregnable defense facilities, handpick potent skills, lead your troops, and defy relentless enemy assaults. Will you emerge victorious in this thrilling battle for supremacy?

"VOIDCRISIS" is a four-player tower offense game on an undulating battlefield. Operate combat bio-machines called VA (Vital Armor) drawn with dynamic mechanical art shaders and work together to clear high-difficulty stages.

Space Survivor is a space-themed rogue-like game. Piloting and upgrading spaceships, recruiting crew members, recruit wingmen, constructing space station defense systems, and defending the space station.

Starcore is a free-to-play voxel fortress-defense roguelite. Build, mine, research, and fight escalating swarms solo or in four-player co-op. Wage team battles in Corenet, or create and share custom scenarios through Steam Workshop.

“Grab, hurl, and eliminate” Rogue-lite Core-Action!! A large-scale rebellion erupts within the spacecraft “Life Stream.” With the help of you, Rona, an android known as “Metallic Child,” stands up against a fleet of massive robots to stop the plot devised by her own creator, Doctor Irene.

Void Frontiers is a survival roguelike set on randomly generated floating islands. Gather resources, craft tools, build your base, and defend against nightly enemy waves. Play solo or team up with up to 4 other players, customizing your playstyle with over 40 unique enhancements.

RIG Riot is a roguelike third-person mech-action shooter. Fight increasingly difficult enemies while completing objectives, level up, and choose the Weapons and Volatile Mods that will let you return from your raids victorious. Discover thousands of permanent parts, and build a RIG unlike any other.

Build traps. Fight bots. Survive the waves. Die Robot is a stylized third-person tower defense game where you defend a mysterious Data Seed from waves of robots, the Carbonites. Mix real-time base building with fast-paced combat in a strategic fight for survival.

Fly a heavy mining exosuit through a 2.5D asteroid field, stack up to six auto-firing weapons, and fight while you mine. Risk your cargo for bigger payouts, power up your orbital station, and take down a boss every five waves across 10 to 30 waves of roguelite chaos, or keep going in Endless.

Glide, fly, and blast your way through Haven's facilities to discover the truth while facing friends and foes of your past along the way.

Launch a vehicle and make it have maximum impact! Grand Throw Auto is a fast paced action packed game with rogue like elements. Fight a battle for the cup victory. With many difficulty settings that you earn as you pass the previous tests, as well as various types of foes and weapons to collect.

Command your starship through a galaxy-spanning conspiracy in this real-time tactical roguelike. Manage power, shields, weapons and more. Featuring permadeath progression, seamless portal travel, and intense capital ship combat using Newtonian Physics with Damped Velocity.

Humanity has lost sight of itself, blinded by the false prosperity of AI development. You, the protagonist, begin to break free from AI control to uncover the truth of this world. Torn between escaping and erasing your memory, you yearn to leave this city of mechas and reach the shores of freedom.

Loopbreaker is a class-based, third-person, action roguelike in which you can go it alone or team up with friends to battle back against the alien invasion by collecting powerful items and outpacing the onslaught.

Fast-paced roguelike where you mine and explore procedurally-generated asteroids. Collect unique stackable upgrades to aid you in your quest for riches! (and freedom...)

Intense, aerial basketball against a killer AI. Grab a ball, gear up with weapons, jetpacks, sneakers and game-changing perks, then score on a flying goalie that adapts to your every move. Slide, flip, trampoline and grapple across the arena to slay enemies in mid air and setup your shots.

Rip your enemies limb from limb and rule the battlefield with a mech built entirely your way. Mix and match body parts and attachments, each with its own unique ability, across solo/co-op Campaign, competitive Multiplayer, and Freeplay. Cause chaos in this physics-based mech fighter!

A third-person action roguelite inside a living machine fortress that rebuilds itself every run. Dodge at the last instant, parry golden strikes and tear assembled mechs apart. Build with modules, scripts and weapon augments, then descend to the core.

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

"Deep Space Survivor: Endless Starfield" is a survivor-style game. Your interstellar battleship accidentally enters an unknown universe, fighting its way through endless enemies, roaming multiple star systems, and collecting meteor resources to forge your ultimate orbital weapon.

Metal Ascension is a horde survival game with rogue-lite elements. Upgrade your mech with over 200 pieces and more than 1 000 000 combinations.

Defend, Upgrade, and Conquer. A unique hybrid of roguelike action and real-time strategy. Choose your Faction and play as a powerful Commander and battle alongside your army. Fight for your Faction, unlock new Commanders, tech-up, and become an all-powerful force!