Top similar games like Celestial Seekers:

Sanctum 2 is the sequel to the world’s first Tower Defense/FPS hybrid game. Pick from four unique character classes and embark on a mission to protect the oxygen-producing Cores from hordes of deadly aliens who are threatened by their existence.

Farlight Commanders: Prologue is the first mission of an upcoming cooperative sci-fi shoot'em up. Play with friends up to 4. Drive a spaceship where each player has an unique role.

Drive a spaceship where each player has an unique role. Play Solo or Coop with friends, up to 4. A perfect mix of space shoot em up and sci-fi action platformer. Fight in space or ground.

Planet Gemini is a factory building and tower defense game. On two planets that crash-landed during a dimension trip, survive against incoming enemies and research on a portal to escape.

A small accident was occurred in the laboratory, which lead to an apocalypse. Not just an apocalypse, but a 'mos apocalypse'. What's a Mos? It's is a bigger version of a mosquito. Those mos are the reason many people have gone missing. Play as every member of the AAS team and stop the apocalypse!

Slice, burn, toss, zap, grind and gib massive hordes of repugnant orcs in this long-awaited successor to the award-winning Orcs Must Die! series.

Mow down the alien hordes, scout for resources and survive. Dreadnought is a mix of Action Tower Defense Survival and Shoot 'Em Up Bullet Hell where you control the ships turrets & defend against waves of enemies. Choose your weapons, upgrade your ship & brace yourself, the horde is coming.

You think Tower Defense games are all about building? You thought wrong. Sanctum is not your average Tower Defense title. When the havoc starts, you get to join the fray! As one of the world’s first First Person Shooter - Tower Defense games, Sanctum has taken the best of both worlds to deliver an epic, one-of-a-kind experience.

Celestis is a real-time strategy game where the goal is to take control of the procedural galaxy by capturing stars.

Wake up in the future to a world on the brink of extinction. Discover the source of the calamity and save civilization from a mysterious threat. Mine, build, craft and explore a vast interconnected world!

It has been 200 years since the aliens landed and destroyed human civilization on Earth. Cities lay in ruins. Weird creatures and rogue AI run rampant. Somewhere in a dark warehouse, a small combat bot, merely a prototype, is accidentally switched on. Beep boop... What the heck?!

Enjoy some of the best loved Flash games of the past in this awesome time capsule of over 60 Ninja Kiwi classics. Experience a piece of history and play the original Flash games that spawned the worldwide phenomenon of Bloons TD.

Destroy enemies, bosses and everything you see ahead!! Get crystals to buy better starships and get stronger. Have fun in three different game modes.

Astro World is a side-scrolling co-op game where the players will have to build their colony on a planet full of danger, valuable resources and alien artifacts, using which the player can explore new technologies and equipment to arm their colonists with.

In Outer Space, you play either alone or with others as a stranded astronaut who needs to repair his spaceship in order to escape from this planet. You can explore space, complete missions, or settle on a planet.

Travel between planets, gather their resources, upgrade your arsenal, fight bosses and save the galaxy in this 2d action roguelite. Up to 4 players online.

A dark fantasy survival strategy game where you manage villagers, gather resources, and defend a burning campfire against waves of undead in a relentless battle for survival.

Five-star tower defense with unrivaled depth and replayability. The Bloons are back in full HD glory and this time they mean business! Build awesome towers, choose your favorite upgrades, hire new Special Agents, and pop every last invading Bloon in the most popular tower defense series in history.

Orcs Must Die! Unchained takes the award-winning Orcs Must Die! action tower defense game to a whole new level with team-based gameplay! Bust skulls with your best pals in PvE co-op Survival, or put your teamwork to the real test in Sabotage Mode!

2D space shooter and turret defense come together to create the Planetary Defense System this world needs! Shoot down asteroids and aliens and survive the bosses in this arcade like game featuring customizable satellites, projectiles, and upgradable Cannon and Planet Shield systems.

Hold on in the Dungeons - Time to Hunt

The STAR WARS™ Battlefront™ Ultimate Edition includes the STAR WARS™ Battlefront™ Deluxe Edition as well as the STAR WARS™ Battlefront™ Season Pass.

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.

Dive into massive, open alien environments to rescue, recover, and battle in the name of Humanity and profit. Select a mission, customize your equipment, drop, strike, and evac to space (if you can). Enjoy the physics based 1st person tactical shooter in VR or 2D, single player or in 4 player co-op.

Dive into the Ocean Keeper – a cooperative roguelike where four survival miners defend their Mech Spider, fight with endless hordes of monsters, and dig for resources. Team up with your friends, upgrade between waves, and survive the deep caves, full of treasures… if you can.

Grab your hammers and start to craft in this co-op Tavern Defense for one to four players. As a team of Dwarves, you must gather supplies and build towers to protect your beloved brewery. Learn to cooperate to achieve victory in this chaotic multiplayer game!

Blast off through space, dodge asteroids, and beat bosses!

Wavecrashers is a 3-player co-op strategy game where heroes unite to fend off relentless waves of enemies. Master unique heroes, win strategic mini-games, and dive into a deeply replayable experience built for teamwork.

An open-ended factory management game with RTS and tower defense elements.

Join the Vikings in an epic tower defense adventure! Defend your ship against mythical bosses while mining resources and upgrading skills. Battle solo or team up with friends in online co-op for a journey of strategy, conquest, and victory.

Pillars of Protection is a team-based tower defense game. Towers can take on complex movement paths. You can play online multiplayer in PvP or PvE modes. Build a base to protect your core from the onslaught of incoming monsters. Play as a shooter, melee, mover, or healing hero.

Unite in a 1-4 player strategy game fusing tower defense with the thrill of controlling powerful BOTS. Deploy defenses, tweak tower loadout and tech tree. Amp up the party mode with friends. Attack, defend, build – your strategy, your call!

Explore Eonheart, an enigmatic machine complex in this classic-style 2D Puzzle Platformer where you can create platforms by yourself and manipulate them to traverse the complex, brave dangers, surpass challenges, solve mechanisms, and discover long-lost secrets!