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Alien. Defense
Alien. DefenseZombie
Alien. Defense cover art
Alien. Defense is a free zombie game by MirraGames. Play it online on Playgama.
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Alien. Defense
Alien. DefenseZombie
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Alien. Defense

4.2 / 563 votesT
Developer: MirraGames
Game Orientation: Landscape
Platforms: PC, Android, iOS
Release date: November 2024
Last Update: August 2026
Game Engine: Unity
Supported Languages: English
Categories: Action, Arcade, Strategy, Zombie

About Alien. Defense

Alien. Defense puts you in control of an alien creature that combines traits of a spider and an octopus, standing as the last hope of its race on a dangerous planet. The core mission is to hold your base against relentless waves of zombies while growing stronger with every encounter. The game blends action, arcade reflexes, and strategic decisions as you balance defending the base with evolving your character to meet increasingly powerful and dangerous zombie threats.

Several scenes show fleshy brown limb-like segments and red droplets scattered across a blue floor surface after enemies are cleared. Blue cargo containers and stacks of wooden pallets appear on grey ground outside the enclosure in multiple views.

How to Play Alien. Defense

The objective is to survive as long as possible by repelling advancing zombie waves while simultaneously upgrading both your alien character and your base. Zombies grow more powerful and dangerous as the waves progress, so constant development is essential. Strategic decisions about when and how to improve your base and build up your own skills shape how long you last against the invasion.

Controls

    • Left Mouse Button / Touch: Primary control action

Games You Might Like

If the zombie-wave defense loop in Alien. Defense appeals to you, the broader zombie games category on Playgama is packed with survival and defense titles worth exploring. We Not Survive shares the same base-defense-against-zombie-waves structure, adding weapon upgrades and skill unlocks for solo defenders. For a game that mixes base-building with shooting and trap placement against zombie hordes, Zombie Horde: Build & Survive delivers turrets, barricades, and varied weapons. Plants vs. Zombies: Original offers a classic take on defending against escalating zombie waves through tactical plant placement and unique abilities. Fans of alien and zombie crossovers will find Zombie Space Episode II compelling, with its space-station zombie outbreak, multiple weapon types, and survivor-rescue objectives. The action games section rounds out the options for fast-paced combat and arcade-style defense challenges.

Video

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