Top similar games like District 99:
District 99 $1.99
Unidentified objects began to fall to the ground, from which aggressive monsters emerged. Your task is to clear one of these areas from enemies.
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Pandora : Wild Origins$18.99
Pandora: Wild Origins is an animal simulation game where you play as a feline. Explore a new world and discover the mysteries of the lands of Pandora. Survive and evolve to become the most feared predator, meet a partner to start a family !

Doomwalker$9.99
An open-world Adventure RPG game about storytelling, exploration, and combat. Embrace ancient lost magic, unlock new ways to crush your enemies, vanquish the looming darkness. Become the Doomwalker.

LandFall Survival$5.99
Landfall is a thrilling low-poly co-op dungeon crawler and extraction game. Build and upgrade your base, trade with vendors, and team up to explore diverse maps, complete quests, gather loot, and defeat bosses. Gear up, survive, and thrive together in this unique low-poly PvE adventure.

ASTRONEER$29.99
Interact with strange new worlds in a unique and tactile way, molding the environment itself as if it were clay in your hands. Build your base, master resource management, automate your production lines, and more as you unravel the mysteries of the universe, alone or with friends.

Planetaries$19.99
Experience a vast Sci-fi open-world survival TD game set on a distant planet deep in the universe. Craft, build, mine, trade, explore, and survive in this alien world. Collect Data and defend against waves of enemies seeking to banish you. Enjoy the adventure in Singleplayer or Multiplayer.

Planet Miners$11.99
Control a mining robot and dig for mineral resources on various planets. Transport the valuable ores with your spaceship. Buy or craft upgrades to improve your tools. Defend yourself against the dangers of each planet to mine even the most valuable treasures!

Remains$6.99
Remains - survival in outer space orbiting the planet. Explore the area. Find a way to restore oxygen. Create tools for your needs. Beware of the dangers of outer space. Build your shelter in orbit and try not to die!

PsychFREE
Play as Psych, while he escapes from a research facility run by evil slugs as they attempt to harvest him for his psychic powers. Face the evil slugs and survive the lab! Watch_out_for_Failed_Experiment

Moon Defence$8.99
Aiming is uneasy, movements are slow, resources are hard to earn. Stop farming infinite vegetables, try to acquire some more jigowatts in empty space, where no one can hear your scream. Moon is a harsh mistress.

Those Who Came: Healing Solarus$9.99
Save Solarus and Earth! As a Sainen seeking a new home to avoid extinction, work solo or with others to build a safe haven on a hostile planet. Discover Bineok in this sci-fi RPG where healing, not fighting — is key 🧡

Tactical Command$7.99
Assemble armies of soldiers, lead them into battle, conquer your enemies and move one step closer to galactic domination!

Wild Realms$4.99
Welcome traveler... Survive within various unique locations throughout history and beyond. Choose your species, Invite your friends, and Endure the Wild Realms.

For another day$11.99
Start to play in the open world to master the game! For another day is a new world that need to be discovered from scratch by you.

ScavengerFREE
While searching for an exit in an old cave mine, the scrapper Kiro meets a small, broken robot who asks for his help to get to the exit of the mine. During this adventure, however, he discovers far more than he could ever imagine.

The Dark ClimbFREE
The Dark Climb is a challenging, third person, resource-based, stealth game in which you try to reach the end of a dark and dangerous map. You are equipped with a light source, which is directly bound to your life in the game.

Nea Edem$1.99
Explore a ruined city and shoot your way to the truth of the past in the first ever 3D game from the creator of the Lloyd the Monkey series.

Space Bunny Explorers$4.99
Space Bunny Explorers is a third-person adventure game with base building aspects and creature collection mechanics. As an adventurous Space Bunny, you will explore a planet and help a research team build and expand bases on the 4 main islands of this world.

Automaton Lung$14.99
Make use of your special abilities to skate, shoot, and fly through over 40 unique locations. In a strange land with almost no information you must be resourceful and clever. Question everything you see and trust nothing you hear.

UFO: The Ranch$0.99
Somewhere in South America, aliens have made contact. Visitors have not come in peace to Planet Earth... Open world third person shooter (TPS) game. Single player video game, compatible with Windows 8 / 8.1 / 10 / 11 The game locations are inspired by real places in South America.

Sun Rush$9.99
Sun Rush is a third person arcade shooter in which you fight off alien invaders. Use the elements fire, water and oil wisely to kill your enemies effectively.

Escape 51FREE
In Escape 51 you play as a small alien that has been mistreated by humans as he works to escape the research facility that has kept him and other aliens like him captive for so long.

TerraTech Worlds$29.99
TerraTech Worlds is an open world, build-craft adventure game, set on an uncharted alien world. Play solo or with friends, explore your surroundings, craft unique vehicles, construct automated bases, and battle your way through hazards and enemies to harness the power of your environment

The Day Of Survival$5.99
The Day Of Survival Immerse yourself in a post-apocalyptic world where every decision is crucial. "The Day Of Survival" is a thrilling survival game that challenges players to explore a harsh, unforgiving landscape filled with zombies and enemy soldiers.