Doomsday Tower Dominate With Infinite Clones

All humans are teleported to deadly doomsday towers. Ordinary student Ethan is labeled a zero-power loser, yet unlocks the exclusive X-tier Infinite Clone talent. He hides his strength, uses countless clones to hunt mutants, collect resources and outwit arrogant S-class Tyler. He gains intelligent partner Zero, befriends kind Zoe, battles tower gatekeeper Selina and slays top HQ enforcers, finally seizes tower authority and faces the fleet from higher headquarters.