I've Killed Thanos, Do You Still Think I'm a Mortal?

I have killed Thanos, cleared the entire reincarnation tower in the reincarnation space, become the only survivor among the ten thousand reincarnations selected by the reincarnation space, and returned to reality with all enhanced attributes and abilities, but you still treat me as a mortal? The introduction is incompetent, please go straight to the text. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.