Top similar games like UFO ENEMY KNOWN:
UFO ENEMY KNOWN $4.99
Help aliens invade Earth in this procedurally-generated, infinite, 3D shooter game. Fully destructible cityscapes and a wide variety of destruction-wreaking weapons. Visit (rampage and destroy) cities of future Earth and Mars block by block. Chaotic battle scenes as rubble and vehicles pile up.
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Razed Earth$2.99
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.
Nightork Adventures 2 - Legacy of ChaosFREE
Nightork Adventures - Legacy of Chaos is an arcade shooter game. You fly with a spaceship through procedurally generated caves and fight against evil demons using magic colors. There is a campaign of 30 levels and 5 boss monsters. It also comes with a level editor, so you can create your own levels.
AfterM.A.T.H. FREE
"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.
Aero Striker - World Invasion$14.99
Aero Striker is a highly stylized action-packed flight combat simulator game that is intentionally designed to be easy to make it more enjoyable and less nerve-racking. The aim is to have fun making aliens explode while experiencing the sensation of flying. Let none of the evil aliens escape!
Nightork Adventures - Beyond the Moons of ShadaleeFREE
Nightork Adventures - Beyond the Moons of Shadalee is an arcade shooter game. You fly with a spaceship through procedurally generated caves and fight against evil demons using magic colors. There is a campaign of 30 levels and 6 boss monsters. It also comes with a level editor, so you can create your own caves and missions.
Fate of the World$9.99
Fate of the World is a dramatic global strategy game that puts all our futures in your hands. The game features a dramatic set of scenarios based on the latest science covering the next two centuries. You must manage a balancing act of protecting the Earth’s resources and climate versus the needs of an ever-growing world population, who...
Excidio The Kaiju Simulator$12.99
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!
MEKA SIGURAT$14.99
A hardcore, mechanically deranged wave shooter! Shoot robots to your hearts content! Collect items! Upgrade yourself! Deny any meaning whatsoever!
Swarmsign$9.99
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.
Gem Raider 2$1.99
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.
Sun Rush$9.99
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.
Invaders 360$9.99
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!