Top similar games like UFO ENEMY KNOWN:

The Galactic Eggpire are taking over the galaxy. Join The Scrambled Alliance and roll, launch and scramble some eggs!

"AfterM.A.T.H. (Mobile Arsenal Tactical Hunter)" is a sci-fi action game where players pilot advanced mechs to combat the deadly Venomarch creatures. Engage in diverse missions including enemy elimination, hive destruction, new weapon testing, and giant boss battles in a post-apocalyptic world.

Dive into the world of "Bullet Race," a low-poly arcade combat car game where wielding powerful weapons is the difference between shadowy evasion and seizing control. Race, combat, and dominate in this adrenaline-fueled thrill ride!

Protect your small off world farm from a variety of oversized and hungry alien bugs. Gain access to a varied assortment of weaponry and equipment designed for high caliber pest control. Bring a friend or two for added firepower.

Space combat sim with physics-based gameplay, personalized AI, in-depth loadouts and customization, and wingman dialogue

Red Faction: Armageddon Path to War includes 4 new missions, 2 unlockable items and 10 new achievements!

A modern tribute to arcade legends! This shoot'em up arcade game revives the classics after 45 years with fresh graphics and innovative gameplay. Become a part of Space Ranges Inc. Join now! Get the high score!

A tactical battle simulator involving cool transforming warbots! Pick your army of shape-shifting droids and command them towards a glorious victory! Build your own warbots in the unit editor and go into battle with them!

A hardcore, mechanically deranged wave shooter! Shoot robots to your hearts content! Collect items! Upgrade yourself! Deny any meaning whatsoever!

A first person sandbox shooter, where you can fight in either the sky above or on the ground. Customise your plane's arsenal how you want it. Build a loadout tailored to your play style. Razed Earth is a simple yet liberating sandbox experience built to be played by anyone.

Gem Raider 2 is an old-school move-and-shoot game. Your objective in each room is to destroy all of the Power Gems and return to the teleport pad to exit. Other Gems can also be destroyed to increase your score. There are 20 rooms and each of the 9 types of enemy Gems has unique weapons or skills.

Robot Fury is a mech combat simulator where you can feel like a true robot warrior. Fight enemies with a powerful flamethrower, soar into battle with your jetpack, and finish off foes with precise machine gun headshots. Customize your mech and engage in exhilarating, epic battles!

Set 50 years after the climactic events of the original Red Faction, Red Faction: Guerrilla allows players to take the role of an insurgent fighter with the newly re-established Red Faction movement as they battle for liberation from the oppressive Earth Defense Force.

Fast-paced vehicular shooter. Drive a combat vehicle of your choice, shoot your way through multiple battlefields, fight giant bosses, dodge asteroids and witness cataclysmic events.

Intense, exciting, and visually stimulating arcade spaceflight through dense fields of asteroids, hostile ships, and other obstacles.

Red Faction: Guerrilla re-defines the limits of destruction-based game-play with a huge open-world, fast-paced guerrilla-style combat, and true physics-based destruction.

Take control of a powerful mech, scavenge for different weapons and upgrades, and complete missions to help the last humans recover from the AI apocalypse in this top-down real-time tactical action-roguelite.

Sun Rush is a third person arcade shooter in which you fight off alien invaders. Use the elements fire, water and oil wisely to kill your enemies effectively.

Lead a powerful space battleship and bring victory to humanity in the midst of an endless war.

Mankind's Last Stand is an epic off-world 3rd-person shooter. Take command of the mighty Decimator, customize and upgrade its weapons to crush alien invaders. Prepare for intense boss fights, stock up on boosters, and reclaim all zones to restore order.

Dwarf Star: 16 bit inspired game where mercenary go shoot shoot on evil alien guys who were accidentally fabricated by the government. Top down space shooter with a mission based structure. However, you can do these missions in plenty of different orders with different amounts of upgrades.

Blockstorm is a FPS game set in a world made of destructible blocks. All maps and characters included in the game are made with the same tools that are available to the public. You can build everything in Blockstorm, and you can destroy it.

On a recently-terraformed planet at the edge of human space, waves of alien invaders have suddenly appeared. Take the pilot's seat of a VTOL fighter aircraft and wipe out the alien infection!

Join "Fizzy Friends," a multiplayer online physics sandbox game. Create dream levels and thrilling battles using an advanced physics engine and various toys. Invite friends to join your battlefield for a unique interactive experience.

Escape Confinement, who cares about your past sins, You have a robot arm!. Nothings going to stop you.

Bring the cities of the world to their knees as a giant Kaiju. Featuring a fully destructible physics-based sandbox for you to lay waste!

Sandboxes is a casual multiplayer sandbox game. Reimaged and recreated from scratch, featuring significantly more powerful building tools and a host of new objects and features to play with, SandBoxes is the ultimate sandbox game.

Lead through the fires of conflict, set traps, maneuver, feign retreats, build sentry turrets, counter-attack and defend the line to protect your facility from evil forces.. Do not relent.

Gentle Club is a fighting simulator inspired by Hollywood movies, distinguished by the choreographed stunts the players perform while fighting in dynamic and destructible environments.

COLLATERAL DAMAGE

Blow it up is a physics destruction game. Unlock new bombs, explore the world and go on an epic journey of destruction.

Compete in the galaxy's most watched game show! Battle Royal on a planet that is being destroyed by a giant laser; each round players are eliminated as the world itself is destroyed and the escape pods become more scarce. Be the last person standing in a battle of wits, weapons and brute force.

Primit Shooter 2 is a roguelike shooter set in a universe where cute but dangerous aliens spawn from the Eye Tower. Players must develop their character, pick suitable weapons, and brave through consecutive waves of alien challenges, combining action and strategy for a thrilling experience.

Sci-Fi builder is a simulator and third-person sandbox game defined by creativity and fantasy where you play with hundreds of different characters, like humanoids, alien races, creatures and robots, it's a game where you can do whatever you want.