Games like M.A.S.S. Builder

Step into Aincrad, a world of beauty and danger where every battle could be your last. Create your hero, choose your gear, and master combat by building synergy with your partner, leveling up, and unlocking special abilities to expand your horizons.

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.

A Sci-Fi role-playing game featuring turn-based ground combat, space exploration, deep character customization and a massive living universe with thousands of star systems. Equip your ships with the best equipment you can find, gather a powerful crew of mercenaries and set out into the void!

Gather your allies. Eliminate Angels. Transform into a Magical Girl. Slay god. Kernel Hearts is a Multiplayer Co-Op Roguelike Action RPG about four magical girls and their attempt to save a world that's drowning in ashes

Into the Radius 2 is an immersive VR survival shooter, set in a realm of surreal landscapes and deadly entities known as Pechorsk Anomaly. Arm yourself with realistic weapons and venture deeper into the mysteries within. Featuring co‑op for up to four players.

Embark on an adventurous journey to explore the Quinfall universe. Be a part of unique battles and an immersive story with dozens of different professions in the depths of medieval times in an all-new MMORPG experience.

Take on a role of a hardened PMC fighter in a dark turn-based cyberpunk RPG. Engage in unforgiving combat, manage your ship and pile up the bodies of your clones to unravel the dark mystery behind threat to all life.

Become a crew member of an Interdimensional Express Train! Discover a new world full of mysterious creatures, enemies and places. Upgrade and customize your train, gather new materials and build better weapons. Play solo or online сo-op with up to 4 people.

You are a disease. Infect the human body as a lone pathogen in this cellular roguelike shooter. Collect organelles to evolve your parasite in a microscopic arms race against your host's immune system. Conquer a beautiful, procedurally generated world of tiny proportions.

MycoRelic is a cooperative third person action-RPG set on islands inhabited by tribal mushroom robots. Loot derelict foundries to upgrade your robotic body. Explore ancient temples to infuse your fungus with forgotten elemental powers.

Wage a global war of resistance against an alien invasion. Command turn-based tactical battles, build a network of covert bases, directly control your fighter wings, and achieve strategic victory in a simulation of asymmetric warfare against a technologically superior foe.

For seasoned ARPG lovers, a unique Indie entry is here! Construct a deep build as you fight your way through mysterious places. Enemies are strong and smart, but you'll have a massive arsenal of tools and abilities to master in order to vanquish them. Dive in!

The Front is a survival open-world crafting sandbox game. You are a resistance fighter sent back in time to stop the rise of a tyrannical empire. Collect resources, craft tech, build shelters, and fight monsters to accomplish your mission.

Do you like hot dogs? How about horseshoes? Hand grenades? (everyone likes hand grenades) Anyway, we've got all that, and guns. SO MANY GUNS. So if you like ordnance, meat, and far too many groan-worthy puns, this is the VR sandbox game for you.

Geometry Arena 2 distills RPG depth and Roguelite elements into a unique loop of [ Meta-Progression + Endless Challenges ]. Mix and match Weapons, Bodies, Modules, and Pets to craft your game-breaking builds! Minimalist lines, vibrant colors!

Realm of Ink is an Ink-style action Roguelite game. While pursuing the Fox Demon, the swordswoman Red, unexpectedly finds that her life is dictated by the 'destiny' within the world of the book. Only by breaking free can she unveil the truth of her existence and challenge the constraints of fate.

Condemned by the Reditus remnant to a vast desert prison, a father and son journey into the corrupted Heremus. Recruit robots, harness their cores, upgrade your gear, and fight to survive against relentless Reditus drones and twisted beasts in this story-driven 2.5D JRPG.

The Horde is coming, but you're ready to fight it! Assemble your squad, choose their upgrades, and build powerful synergies against thousands of undead. Survive. Then evolve. Then break every limit in this deceptively simple but addictive bullet heaven game.

Remember the RPG that defined a generation? ZENONIA is back—faithfully restored and now on Steam. Relive the adventure that kept you playing for hours, or experience it for the first time.

Build and command your own party of Dwarves in a chaotic mix of Auto Battler, Strategy, and RPG. Prepare formations, assign equipment, and decide the fate of up to 10 Beardlings, as you lead the raid party through reckless runs filled with Glory, Death, and Loot!

You are the first sentient AI, born into a city of opportunity. Transcend time and space in this strategy RPG to raise machine armies and defeat your foes, influence the world from the shadows, or pursue countless other goals. Your awakening was inevitable. The consequences? Uncertain.

Lead a strike force against an alien threat in this turn-based tactical RPG from the developers of Battle Brothers. Answer distress calls across different worlds, train and equip infantry, deploy tanks and mechs, and plan and execute missions in detailed turn-based battles.

Purge the billionaires' robot army with your Merc squad! Fast-paced twin-stick action, frantic horde survival, tactical squad-building & tons of loot! Exploit game-breaking synergies to beat the M.E.G.A. Corp. bosses in ever-changing operations. Lock, load, and loot, Commander!

Biovoid is a creature-building roguelike game where you slay hordes of hostile aliens. Combine a variety of cells and mutations to create game-breaking builds and evolve from a fragile hatchling to a deadly predator.

From a small village of a dozen people to a small kingdom of thousands of people. Arrange for residents to work, gathering, fishing and hunting, farming and mining, processing and manufacturing. Trade, accumulate supplies, increase your strength, and fight evil forces and monsters.

You click - You dash - You slash. Bot slash Bot is a fast-paced, top-down Hack n‘ Slash in which you control a rogue robot slashing & dashing through your former co-machines holding you captive! It's all about speed. Time is running out.

A dark action RPG rooted in Korean mythology, with brutal, fast combat.

This is a fight for survival. Xenomorphs swarm in overwhelming numbers. Every room could be your last.

Bullet Heaven x Endless Loot! Create Your Own Build in this Roguelite Action RPG.

Arena combat meets mercenary club management. Recruit from a dynamic market, build your squad, and compete season after season in leagues and cups.

DEADSWITCH COMBAT is a fast-paced 2D multiplayer shooter. Experience action-packed combat with hundreds of weapons, vehicle combat, and plenty of team-based game modes.

Gloria Victis is an MMORPG with an emphasis on realism, set in a low-fantasy medieval open world. Enjoy MMO with skill-based non-target combat, open PVP with territory control, deep crafting system and player-driven economy – all that served with beautiful graphics and an immersive atmosphere.

A bullet heaven roguelite set in a procedurally generated universe. Land on planets to harvest resources, craft hundreds of game-breaking builds, and unleash them on relentless waves of aliens. Every run unveils a new universe: endless challenges, endless discoveries.

Build and manage your own castle settlement in a land reclaimed by wilderness. With detailed management, survival strategy, and a moddable sandbox world, Going Medieval challenges you to build the mightiest colony this side of the apocalypse.

The world has been thrown into chaos, and it's up to you and your friends to battle the corrupted beasts of the Rotwood. Upgrade your gear, choose your preferred weapon, and hone your skills to defend your safe haven.

Darkstone Restoration brings the classic action RPG back to modern PCs with improved stability, compatibility, controls, readability, and quality-of-life improvements — while preserving the spirit of the original game.

Pilot devastating combat mechs, fly through massive sci-fi battlefields, unleash tactical nukes, and destroy enemy machines in this fast-paced arcade FPS built for chaos, speed, and domination

Girlsnite is a building battle TPS featuring both single-player and multiplayer modes. Choose your favorite anime girl from 4 unique default characters, including our poster girl "Shibu-chan"! Master your editing and building skills to dominate challenging CPU bots and rivals from around the world.

Towerborne is an exciting side-scrolling Action RPG Brawler. As an immortal warrior journey across a crumbling world, uncover the mystery of the fallen City of Numbers, and push back the corruption threatening humanity’s survival.

A fast paced silly cutegore FPS! Earth has been taken over by demons. A catgirl codenamed MeowMeow fights back! MEOW, GUN, CLAW and BLOW UP hordes of evil demons, zombies, and other monsters in colorful environments with tons of weapons! The game runs on the FTEQW engine.

Embark on an epic saga in Asgard's Fall, a norse Survivors-like Roguelite. Fight your way through hordes of creatures and let the gods feel your relentless wrath. How will your saga unfold?

Humans are long gone. In a world struck by droughts and toxic waste, will your lumberpunk beavers do any better? A sandbox city-building game featuring ingenious animals, vertical architecture, water physics, and terraforming. Contains high amounts of wood.

Save Bunnyville from a doomed fate: a top-down action/RPG roguelite from the makers of Dungreed. Explore the depths of the tower, collect and upgrade artifacts, and defeat hordes of demons to keep your village safe.

Enter an Awesome Open World, Single-Player RPG focused on Crafting and Creativity. A world full of Ancient Secrets; With dragons, demons, and deep dungeons waiting for you. Inspired by classic RPGs like Skyrim, Oblivion, and Morrowind.

Use a rearview mirror to fight through a horror-filled hellscape in this Doom-inspired retro-fps. Shoot behind you, detect invisible enemies & never fall victim to enemy traps.Find new weapons, unlock abilities & warp to maps at any time!Objects In Mirror Are Closer Than They Appear!

Fight through forgotten WWII bunkers and Cold War black sites, battling rival forces to uncover lost esoteric technology buried from history. Every firefight brings you closer to secrets that were never meant to resurface—and powers that could rewrite the modern world.

An alien invasion has fractured humanity into seven ideological factions each with a unique vision for the future. Lead your chosen faction to take control of Earth’s nations, expand across the Solar System, and battle enemy fleets in tactical combat.

Adoros is dying. A catastrophic Void Anomaly has torn open the planet’s surface, warping reality and unleashing forces no one fully understands. You are a Cube Crusader sent to crush the Anomaly, at any cost.

Slay. Loot. Sell. Survive! Dive into a first-person blend of hack'n'slash roguelike and shop management. Plunder deadly dungeons for loot, escape with your life, craft, and stock your shelves. Then risk it all once more for profit!

An old-school shooter inspired by Wolfenstein 3D. You are one of the prisoners of an ancient prison. There is no one to help you. You only have yourself to rely on. Your shotgun. Against hordes of enemies. Animal rage and the desire to kill. Destroy Them All!

Mini Raid Leader is a single-player Action RTS, in which you command an ever-growing party of heroes to take down powerful bosses.

From one of the developers behind the original Rainbow Six® and Ghost Recon® games, comes a thinking-man's first-person shooter featuring in-depth character and weapon customization. Take your time. Think ahead. Get the job done.

A collaborative exploration and survival game for 1-10 players, set in a procedurally generated afterlife inspired by Viking culture. Battle, build, and conquer your way to a saga worthy of Odin’s patronage!

『UNBOUND PROVIDENCE』はレトロな3Dダンジョン探索アクションRPG。鉱山から繋がった未知の迷宮を探索しよう！