Games like Walkover

Innovative Tower Defense inspired by legendary Alien Shooter series! The game was created in keeping with the best traditions of Sigma`s games, no concessions of any kind - everything is just like in real life!

Aliens: Fireteam Elite is a cooperative third-person survival game set in the iconic Alien Universe. Battle through hordes of different types of Xenomorph, customize your character and gear, and level-up as you try to contain this ever-growing threat.

The endless darkness and the somber, long passages of a military complex have become the abode of evil, thousands of blood-thirsty creatures fill its offices, storehouses and mysterious laboratories. About 1,000 monsters on each map, showing up to 100 monsters simultaneously on one playing screen.

Go through deadly rooms of multi-storey building. Team up with other players and make your way through traps with a friendly team (CO-OP)! Or take a weapon and kill them all in the PvP game mode!

Crowds of blood-thirsty monsters, crawling from every corner of the secret research base. Gloomy basements and modern labs, darkness changing into blazing bulbs. The only usual thing is: you're in a bad place alone, and there's no one to help you!

The Last Conflict is a 2-D multiplayer online action and strategic based game inspired by classic games Resident Evil, Silent Hill, and Zombie Ate my Neighbors, bringing them together to create a fun zombie killing experience.

Resilience: Wave Survival is a physics based endless wave survival shooter. Explore to Search for Weapons and Ammo to help Defeat the Enemies, better find food and water too if you want to Survive for longer, but Beware of the Tripods stalking the lands.

Something has gone terribly wrong in TRAPPED Alaska. Except for you, and a handful of survivors, the whole town has been emptied. Everywhere, what should be water has been replaced by a black semi-sentient sludge that seems to change everything it touches. And it’s rising...

Jump into the action and battle your way through hordes of aliens from deserts to tropical islands with fully destructible environments !

In Viscera Cleanup Detail, you step into the boots of a space-station janitor tasked with cleaning up after various horrific sci-fi horror events. Instead of machineguns and plasma-rifles, your tools are a mop and bucket. That hero left a mess, and it's up to you to deal with the aftermath.

An alien force is threatening to destroy the stability of the galaxy! Play as an unknown creature or a Spacefleet Officer in this Online Sci-Fi Horror!

You & your friends are the deadliest killers in the galaxy – the US Colonial Marines. It’s up to you to not just survive, but wipe out the Xeno infestation.

Us Against Aliens is a survival shooter game on a spaceship that flies towards Earth. On the ship, something is constantly happening and you need to solve these problems along the way by shooting back from aliens who are constantly hunting you

Command a team of 5 elite soldiers against an alien horde of 100,000. Surrounded on all sides, you must outmaneuver and outsmart the enemy.

A truly free and open source multiplayer shooter, no strings attached. Have casual deathmatch matches on various scenarios. Build your own levels with the ingame editor and assets that come with the game, or just play around and use it as a sandbox.

Destroy, smash and blast your way to victory! Use advanced weapons and vehicles to dominate the battlefield.

Purge the undead! Intense action-shooter with deep rpg elements, including upgradeable guns and armor, unique class skills, and class special abilities. Entire game can be played single player or as a 4-player online co-op game, including PvP events like Last Man Standing.

Crash land on a hostile planet where you'll have to build the strongest defenses if you wish to live to escape from it. But be warned... this planet is merciless. Build strong, and smart; else physics may flood or destroy your only hopes of survival.