Games like Excubitor

"MarZ: Tactical Base Defense" is a strategy game that challenges you to build a defense base and fight off zombie hordes on Mars. The game features a 20-mission story campaign, skirmish mode with customizable waves of enemies, and an intense "Outbreak" mode. Utilize powerful terraforming tools to create custom maps and share them via Steam Workshop, and research new upgrades for your towers. Recently updated with increased technology options and reworked balancing.

Solareth is a single-player casual top-down arena shooter set in an immersive space battleground, featuring intense waves of increasingly challenging enemies. With over eight diverse weapons and a fantastic atmosphere, the game demands quick reflexes, sharp tactics, and offers a highly replayable experience despite some bugs and heavy grinding. Its intriguing story, amazing mechanics, and good music enhance the thrilling, blood-soaked action.

"Colony Siege is a blend of RTS and tower defense gameplay, allowing you to defend your colony through base building, unit physics, and various weapons like towers, traps, and mobile units. Two enemy factions, the biomechanical xeno swarm and the corrupted Riven, require different strategies. The campaign offers single player and 2-player online co-op in a non-linear setting."

Iron Marines is a real-time strategy game that puts you in command of a powerful army of space-age soldiers. Battle against alien threats and challenge challenging missions using cutting-edge technology and cunning strategies. With a variety of units, upgrades, and heroes to choose from, every playthrough offers a unique and engaging experience.

Hero Defense is a fantasy tower defense game where players summon heroes and build defenses to protect their kingdom from invading hordes. Players can upgrade heroes and towers, collect loot, and complete quests to unlock new content. With various game modes, including a story-driven campaign and survival mode, Hero Defense offers a challenging and engaging experience for strategy fans.

"Battlevoid: Harbinger is a hard sci-fi space exploration game, combining turn-based strategy, real-time space battles, and roguelike elements. As a young commander, lead your fleet to unknown galaxies, making decisions about fleet and equipment while dealing with surprising elements and battling for survival. Strategy, tactics, and resource management are crucial in this challenging space adventure."

"Deathtrap is a role-playing Tower Defense game with action-RPG elements, known for its unique mixture of both genres. Play solo or in co-op mode to defend strongholds and defeat hordes of monsters using deadly traps and spells. Despite some optimization issues and bugs, Deathtrap offers a good story, delightful mechanics, wonderful visuals, excellent music, and high replayability."

In Siege of Centauri, you assume the role of protector for Earth's first interstellar colony, located in the Proxima Centauri system. Faced with a ruthless alien invasion, you must strategically deploy defense structures and utilize orbital abilities to repel the attackers. With a variety of customization options, adjustable difficulty, and multiple game modes, this real-time strategy game offers an engaging and immersive experience within the Ashes of the Singularity universe.

Anomaly 2 is a real-time strategy game where players lead a military convoy through a post-apocalyptic world overrun by alien machines. The game features tower offense mechanics, allowing players to tactically plan their path and manage their units to complete objectives. A multiplayer mode is also included, where players can take control of the alien faction for strategic battles against human forces.

Space Run is a real-time spaceship construction strategy game, where you must protect your cargo ship from asteroids, pirates, and competing transporters. As you complete missions and earn credits, unlock new modules and upgrades such as laser turrets and missile launchers to help you survive in the dangerous depths of space. Your goal is to safely transport valuable shipments while fending off threats and avoiding damage to your cargo.