Top similar games like The Final Countdown:

"Siege of Shadows" is an intense tower defense survival game where strategy, skill, and quick thinking are your keys to victory. In a world overrun by relentless waves of enemies, your mission is to build, upgrade, and defend your base at all costs.

Rise of Mutant Swarms is a strategy survival tower-defense game where you defend the base against waves of evolving mutant enemies. Place and upgrade turrets, adapt to enemy abilities, and make critical decisions as the pressure rises with every wave.

Protect Gloobi is a strategic, space-themed FPS with a weird and offbeat vibe, where you split your focus between shredding your foes to pieces and replenishing your ammo by playing the game on your phone, during your challenging battles across the galaxy!

Manny TD is a hybrid tower defense and third-person shooter with random in game elements. Join and get your personal high score!

Autothysis is a first-person tower defense game where strategy meets precision. Deploy turrets, manage resources, and fight swarms of insectoid enemies. Target weak points to shatter foes while upgrading defenses to survive escalating waves. Can you withstand the oncoming horde?

Survivor: Spark is the first episode of a series of anti alien invasion games. It's a classic transcendental third person shooting game!

When alien beings decide to invade and conquer Earth, they don't expect such a powerful enemy: A very angry farmer, join him in the battle against dangerous and lethal aliens and win back the farm that is rightfully yours.

SENTRY is an action-defense first person shooter where you defend your spaceship against invading aliens. Plot an escape route through hostile space and battle the enemy across your vessel with the support of traps, turrets and environmental destruction.

The STAR WARS™ Battlefront™ Ultimate Edition includes the STAR WARS™ Battlefront™ Deluxe Edition as well as the STAR WARS™ Battlefront™ Season Pass.

Year 2425, humanity colonized the exoplanet named SACH-041840. But then, in the 55th year "they" came; No one knows who or what controls them, but what is known is that if they reach the colony proper, it will be annihilated. It is up to you to bring the WRECKONING upon them!

SpaceMine is a third-person tower defence game where your mission is to defend your mining operation by building towers and barriers to hold off waves of local fauna and collect enough resources to meet the company's quota.

Fight hordes of aliens and visit desolate moons in this arcade-inspired third-person shooter.

Rip through fractured timelines fighting robots, drones and bosses. Rank up as different characters with special abilities. Upgrade weaponized vehicles with future technology. Timelines favor the AI army. Will you tip the balance?

CyberSky is a circular twin-stick shooter set in 1989, where a secret government agency uses a simulation grid to train top pilots for a possible alien invasion leading to the birth of A.I.

This is a strategy game that fuses automated base building and real-time tower defense with FPS shooting elements. You, the only one who survived, will construct an automated base to build a spaceship, and while defending against approaching enemies, you aim to return to Earth.

Halo: Spartan Strike makes you a Spartan supersoldier battling evil forces. Delve into 30 challenging missions through cities and jungles using a devastating arsenal of weapons, abilities and vehicles including the iconic Warthog against the Covenant and Promethean enemies. *DirectX feature level 10 required*

The year is 1962 and the Cold War has the nation gripped by fear.  A top-secret government unit called The Bureau begins investigating a series of mysterious attacks by an enemy more powerful than communism.

5Min Space Battle is a fast-paced third-person space shooter. Pilot different fighters through intense battles, eliminate enemy threats, and level up your fighter to boost its performance. Each fighter has unique combat capabilities, defining your playstyle in thrilling 5-minute skirmishes.

Halo: Spartan Assault brings the excitement of Halo combat to Steam for the very first time. Battle your way through 30 action-packed missions against the Covenant as you explore the origin of the Spartan Ops program featured in Halo 4. *DirectX feature level 10 required. *

Silica blends FPS and RTS in epic, photorealistic battles. Choose to fight on the ground or command from above as humans or aliens. Dive into thrilling multiplayer combat or master strategic command. Are you ready to survive and conquer?

INFILTRATE, EVALUATE, ANNIHILATE. Working together or alone, exploit a time loop to gather information, create a plan, and neutralize a rogue intelligence system threatening to destroy humanity in this first-person sci-fi knowledge-based immersive sim.

These damned people have been reigning in our part of space for too long. They kidnap our people and conduct experiments on them. We cannot afford to be treated like this.

Players measure stamina with a never-ending stream of green creatures within the borders of a special military mission.

War In Other Space, Role-playing game, first-person shooter, there are 15 maps in the game, smart enemies with artificial intelligence, cool Science Fiction Weapons and all this in other Space

Fly around, mine resources, expand your ship, build weapons and fight off aliens!

Drone Sector is a futuristic gunship game. Provide close air support by firing variety of weapons at the enemies and guide your allied troops via commands. Keep your troops alive, complete objectives, collect resources and recruit engineers. Research better weaponry for the gunship and the troops.

An exciting sci-fi real-time strategy game. You are the leader of a band of elite Marines on a rescue mission; it is your job to secure the outpost and rescue lost miners. Aliens are running amok; it won't be easy...

Strategy, timing and fortune: Novel and immersive tower defense game experience!

You are tasked with servicing Terraformer Ai cores. To do this you will have to blast your way through the automated defense system. Turn the bots you come across into slag and get what "res" you can out of them as you will need it to load out your tank with different weapon and mods systems.

Survive in a ruined Biosphere on a hostile alien world. Endure, then harness the extreme weather, battle powerful bosses for upgrades, and uncover the mystery behind the planet’s lost atmosphere.