Dead Effect

Awaken on the abandoned starship ESS Meridian and uncover a terrifying mystery. As an elite Unit 13 operative, you’ll battle through a story-driven sci-fi FPS adventure built for mobile survival gameplay. Optimized for fast controls and tense combat, this immersive experience blends atmospheric horror with thrilling shooter mechanics and long-form exploration.

From claustrophobic corridors to eerie laboratories, every area hides new enemies, weapon upgrades, and secrets. Perfect for fans of zombie survival shooters, offline action games, and sci-fi horror missions, this title delivers intense encounters, deep progression, and console-like firefights right on your device.

Prepare for more than 5 hours of campaign content, survival arenas, and skill-driven combat that rewards precision, strategy, and quick reactions—ideal for players searching for “best sci-fi FPS mobile,” “story-driven offline shooting game,” or “survival horror action adventure.”

• Fight through a full single-player sci-fi FPS campaign with over 5 hours of gameplay.
• Master zombie-shooting controls, discover new weapons, and upgrade your armory as you progress.
• Explore the haunting ESS Meridian with immersive sound design and atmospheric environments.
• Activate a powerful time-slow ability to dominate even the toughest infected enemies.
• Challenge yourself in survival mode arenas, unlock achievements, and collect every weapon available.