Games like Phage Invaders

They Are Billions is a strategy game set in a post-apocalyptic world overrun by zombies. In the Campaign mode, reclaim territories for the New Empire through 48 missions with 90+ technologies to develop. Survive in randomly generated worlds in Survival mode, defending your colony against massive infected swarms. Uncover the story of the apocalypse's origins while upgrading your colony and army.

In "Diplomacy Is Not An Option," players step into the role of a minor lord forced to fight overwhelming odds to survive, with over 25,000 enemies attacking their castle walls. The player must master engineering, economy, and even magic to have a chance at survival, while dealing with a demanding king and rebellious peasants. This intense strategy game offers a unique and challenging warfare experience.

"Gigapocalypse" is a 2D pixel art destruction game inspired by Kaijū movies and "Rampage," where you play as a giant monster wreaking havoc in various locations. Choose from creatures of prehistoric times, outer space, and forgotten history, each with unique skills and unlockable mutations and skins. Battle against tolders, wizards, drones, and mechs, increasing your monster's power with each attempt.

"Titan Attacks!" is a classic arcade-style shoot 'em up game with modern features. Protect your planet from hordes of invading aliens, using a variety of upgradable weapons and power-ups. Experience the thrill of survival as you battle through increasingly difficult levels, with boss fights at the end of each stage. The game features retro pixel art graphics and a chiptune soundtrack that heightens the nostalgic feel.

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.

A New Space Age! A retro arcade space shooter with more color and mayhem!  Protect the Planetary Defense Shield (PDS) from the onslaught of the alien Klaxxack invasion.  Manage your energy coins for they not only power the PDS, it's also currency for power ups! Balance between keeping your shield powered and buying upgrades to clear the screen of aliens.    Defend, destroy, and win!  …

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.

MA 2: President Simulator lets you lead one of 181 modern nations, managing the economy, military, and population to maintain stability and power. Make strategic decisions to build industries, fund ministries, and handle global geopolitics while preventing protests and revolutions. Experience the complexities of ruling a country and guiding it to international glory.

The Scouring is a strategic RTS where you build bases, manage resources, and command armies while defending against nightly undead waves. It blends action RPG elements by allowing you to control a powerful hero with unique skills, explore dungeons, and customize your playstyle. Multiplayer modes support up to 8 players, with extensive user-generated content for endless variety.

"Lumencraft is a Role Playing game with great gameplay and stellar visuals, offering both single-player and local multi-player in a co-op, split screen setting. Explore procedurally generated levels, build your base, dig tunnels, and battle darkness to find the precious Lumen, Humanity's only hope for survival."