Games like Xeno Defense

"Xeno Defense" is a free online Shooting game, where a lone soldier defends a research outpost from alien invasions. Players can research technologies to upgrade their base and enhance their weapons to withstand increasingly difficult waves of enemies. The goal is to strategically utilize upgrades and firepower to protect the outpost and survive the alien onslaught.

Critical Annihilation is a fast-paced, action-packed top-down shooter game. Players control a powerful aircraft equipped with a variety of weapons, battling against waves of enemy units in frenetic combat. The game features multiple modes, including a campaign mode with a branching storyline, and a survival mode for players to test their skills. With challenging gameplay and intense battles, Critical Annihilation offers an exciting experience for shooter fans.

"Heroes of CyberSphere: Online is a sci-fi shooter game with PvP team deathmatch and PvE coop multiplayer modes. Experience an interesting plot, outstanding game mechanics, and hilarious moments, all enhanced by ingenious visuals. Be prepared for lots of grinding and some bugs, but they don't detract from the overall thrilling gameplay."

In Starbase Gunship, you command the weapon systems of a combat spacecraft defending a starbase from relentless waves of AI-controlled robotic Drones. Utilize an arsenal of lasers, missiles, railguns, and cannons, upgrading them to boost firepower and protect the outpost. Your precision and quick reflexes are key to stopping the invasion and safeguarding thousands of lives.

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.

Flat Zombies: Defense&Cleanup is a single-player shooter that challenges you to clear building corridors from relentless zombies. Featuring ingenious game mechanics and perfect graphics, it combines a good story with intense action. Although enjoyable, the experience is occasionally disrupted by annoying ads.

"The Riftbreaker" is a base-building survival game where you play as Captain Ashley S. Nowak, an elite scientist/commando in a powerful Mecha-suit. Your mission on the distant planet of Galatea 37 is to build up a base capable of creating a two-way rift back to Earth, using various machines for resource extraction, construction, and combat against hostile inhabitants. This task requires the development of a complex chain of mines, refineries, powerplants, and research facilities.

"UFO2: Extraterrestrials is a 3D strategy game with real-time global and turn-based tactical missions. Command squads in intense firefights against aliens, develop technologies and weapons, and interrogate captured enemies. With destructible terrain, RPG elements, and dynamic lighting, this game offers a rich and immersive experience."

In Darwin's Demons, players manage a space station and its inhabitants, facing ethical dilemmas while conducting scientific experiments. The game features procedurally generated creatures and environments, encouraging strategic decisions in resource management, habitat design, and ethical governance. navigate moral dilemmas and make tough choices to ensure the station's survival and maintain the crew's humanity.

"Gore Storm" is an action-packed roguelite survival game with twin-stick shooter gameplay. Fight off hordes of enemies across 2 mission types and 4 stages, while upgrading your weapons, soldiers, turrets, and base. With 7 guns, 7 enemy types, 16 meta upgrades, and over 38 gameplay upgrades, the customization and replayability are endless. Survive as long as you can in this gory and intense storm of enemies.