An ambitious take on open-world survival adventure games.

Available for:




Control a herd of adorable creatures called Trebhums and explore a strange alien world filled with exotic lifeforms, surreal environments, and the constant threat of the Cylinder, a gargantuan rolling structure of ancient origin which crushes everything in its path.

Your Trebhums begin at the bottom of the natural food chain. Mutate and evolve new physical attributes and abilities by eating various flora and fauna. Discover and adapt dozens of mutations, including new traversal skills like flying and swimming to reach new areas, and new senses to help overcome puzzles, challenges and dangers.

Eternal Cylinder offers an unique ecosystem in a massive, procedurally generated land with unique animal AI, real-time world destruction, organic exploration and puzzle design to create emergent gameplay that ensures no two playthroughs are ever the same.

No one survives alone


Unforgettable Alien World to explore: Explore a gorgeous procedurally generated world populated with unforgettable vistas with something new to discover around every corner.

Build Your Own Alien Family: Build a nomadic herd of unique alien creatures called Trebhums. Control a herd which can grow to more than 20 members and imbue each of them with their own unique mutations and skill sets.

Unique Mutation System: Unlock unique new skills by consuming natural edibles which populate the game world. Experiment with a vast array of fruits, flora and alien creatures to unlock new powers and gameplay options.

50+ Mutations to discover: Discover and unlock more than 50+ unique mutations, each providing new gameplay options.

4 Unique Biodomes to Explore: Each with their own dedicated ecosystems and unique creatures to discover.

An ambitious take
on open-world survival
adventure games

Developed by ACE Team

ACE Team is a game development studio founded by brothers Andres, Carlos and Edmundo Bordeu.The studio, located in Santiago of Chile, has over a decade of experience in the games industry and is one of the leading game developers from Latin America. The independent studio is internationally acclaimed for its unique titles which have achieved several notable industry awards around the world.