Evolve alients to Unlock all Ben 10000 ultimate alien forms in this idle game. Drag Alien into Alien in order to unlock them all and complete your omnitrix. There is a huge amount of alien forms to unlock. Merge Aliens and evolve them in order to discover all the species available from series. This app will be constantly updated to include new aliens, even in their ultimate evolved forms. After the full roster will be completed all enemies will be added, as unlockable aliens as well. Let us know in the comments how can we improve the game further.