Octopus Invasion

Experience the first taste of Octopus Invasion! Devour fish, evolve basic upgrades, and begin your rise as the ocean’s predator in this colorful and action-packed underwater demo adventure.

Get a sneak peek into the deep with the Octopus Invasion Demo — a bite-sized introduction to the full underwater adventure.In this demo, you'll:<ul class="bb_ul"><li>Complete the Tutorial level, learning how to swim, hunt, and evolve your octopus.</li><li>Play through Level 1, where you’ll start devouring smaller fish, unlock your first upgrades, and experience the early game ecosystem.</li></ul>The demo is designed to give players a feel for the core mechanics: feeding, evolving, and exploring the ocean. It does not include later biomes, advanced upgrades, quests, or boss encounters — those are available in the full game.<h2 class="bb_tag" >Key Features in the Demo:</h2><ul class="bb_ul"><li>🌊 Tutorial + Level 1 gameplay</li><li>🐠 Hunt and eat small sea creatures</li><li>🧬 Unlock early-stage mutations</li><li>🕹️ Try both controller and keyboard/mouse support</li><li>🎮 Steam Deck optimized</li></ul>This demo offers just a taste of what's to come — in the full game, you’ll explore six biomes, evolve along different paths, complete quests, and dominate the ocean as an apex predator.

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Octopus Invasion Demo Achievements