Top similar games like Down Abyss:

Creeper World 3 is what happens when cellular automata takes over a strategy simulation. Instead of discrete units that attack your base, a fluid-like substance spreads over the terraformable terrain. Your base, your weapons, your strategy... you must adapt them all.

A pixelated 2.5D RTS meets tower defense as you battle mutated ants in a short campaign. Build walls, place turrets, and hold the line to reclaim Earth's surface in this tactical fight for survival where placement of everything matters.

Crash landing onto an unknown planet, Norman realises with no survival experience at all his journey into the unknown may be his last.

Step into the arena with IDUN: Prologue, a thrilling slice of our full-length defense RTS where real-time strategy meets rogue-lite chaos. Fight your way through unique mission objectives with overwhelming swarms of enemies.

Infinitory mixes city-building, automation, and tower defense in a in a rogue-lite top-down game. Expand your base vertically in limited space, a strategic planning challenge. Automate resources to produce ammunition and upgrades, crucial for stopping waves of enemies on procedurally generated maps.

The ultimate space capital ship combat compendium is the evolution of hard core space combat sims. The only game of its kind currently in existence.

Sky Fields is a Voxel Monster-Tamer. Recruit, battle and trade Goobers to build your ultimate team! You'll need a well-structured team with tanks, supports, and damage dealers to progress far on your journey.

Come and hunt the monsters of the night! Destroy waves of monsters and welcome the dawn of victory!

Endustry is a game about building, exploring and surviving. Build machines and conveyor belts to collect resources. Try to survive with or without enemy waves depending on which game mode you play.

Engineer a fleet of rovers, drones, robots or any machine you can imagine. Use your machines to gather resources, discover new parts, build bases and fight hostile government robots in a physics based open world.

"In 'Random Core Defense,' acquire and enhance cores using limited resources to withstand relentless enemy onslaughts. Defeat powerful bosses and test your strategy to survive until the very end!"

Machine Mind is an action game in a post-apocalyptic setting with elements of survival and RTS. You will fight, craft modules, build your transport, develop and protect your base. You can control other vehicles to automate operations. Discover all the secrets of the destroyed world!

A defense RTS where you can move turrets at will. Extract resources, upgrade technology, and defend against enemy swarms in a gripping space campaign. Hold the line, set up your turrets, and brace for screen-filling hordes!

Build and nurture the universe of your dreams with Land of Babel; an expansive simulation city builder. Construct and manage powerful empires, establish intricate and detailed economies, explore unknown lands, embark on captivating quests, and much more.

As a specially trained explorer in "Deep Crafter", you'll gather resources, design production lines, automate everything, and explore this vast, ocean-covered planet to uncover its secrets.

The kingdom of Cubia call for your help, come to this vast kingdom where you will face strong enemies and hard challenges, you are the chosen to defend the cristals of life and finally bring peace to reign of Cubia.

Will you be the savior to purify this land? The Monarch is a lane-defense game where you control a monarch, expand your kingdom, and defend against evil by strategically managing gold resources, recruiting diverse units, and exploring a world filled with mythical threats.

Dawn Apart is a space colony and factory sim with fully destructible environments. Mine, automate, and defend your settlers, or lead a rebellion against the very corporation pulling your strings…

FortressCraft Evolved is a unique blend of Voxel Landscapes, Tower Defense, Crafting, Logistics, Exploration, Combat and Assembly lines. Players begin by crash-landing on a strange alien world, left with only a small handful of starting machines.

Players can place characters, sell characters, set up automatic skill release, skill synthesis and more by clicking the mouse. The game provides an intuitive and easy to understand interface and operations, so that players can easily play the game.

You have discovered ways to quickly move using teleportation and when visiting new lands you will have to protect your portals so that aggressors do not penetrate them.

As a veteran train operator, you must manage the train. What decisions will you make to confront the enemies? Command the train in real-time as it desperately crosses through the chaos of the storm. Manage resources and the train to survive the treacherous tracks and make it to the end.

Defend your castle from the attacks of the night creatures. Collect coins, interact with the elements of the game, discover, explore, learn and survive for 30 days or try again.

Artificial intelligence has plotted a path to a sustainable future, but humans aren't included. Defend humanity against the A.I. in this instant action real-time strategy, tower defense hybrid.

Embark on an endless tower defense journey in "Invasion." Procedurally generated maps, unlimited levels, and strategic tower upgrades await. Defend against relentless waves and unlock a diverse array of towers. Your choices shape the fate of the realm!

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Yuri’s Resolve is a single-player factory-building game set in Mars' orbit. Salvage wreckage, mine Phobos, construct manufacturing systems, and forge a path back home. Operate from the immersive cockpit of your ship as Yuri’s Resolve delivers a bold, innovative take on the factory building genre.

A turn-based post-apocalyptic roguelike set on a straight line. Scavenge food, sneak past enemies, find loot, and survive by any means necessary in the year 4000.

Drive through a pixel art 3D wasteland. Explore vast procedural terrains dotted with hand-crafted landmarks, each holding echoes of a forgotten past.

"Ghost Story" is a Japanese-style story background, combined with a fresh and beautiful art style, and supplemented by a variety of special systems, showing players a wonderful Japanese magical two-dimensional world.

Until We Die is a side-scrolling strategy game about defending your base where you have to run around as Ivan, assign tasks to people, and fight mutants in the post-apocalyptic subway!

The earth was invaded by aliens, and human beings resisted alien species and deduced the most meticulous battle outcome with the simplest control method