Cention

He can travel through time. He is also able to absorb matter at a greater degree than Osmosians. It is because of him the greatest alliance will be formed, the Cosmos Alliance.

He absorbed the Baby Celestialsapien and the other five Prisoners of Aggregor. In addition to his powers, he now has the Omnitrix that gives him full ultimacy among the creatures of this universe. He could even destroy the Forge of Creation. No one will able to stop him unless...

His the greatest force the universe has ever known YET.