Bad Alien X is the Omnitrix's DNA sample of a Celestialsapien from the Forge of Creation.
Bad Alien X has three personalities: Serena, the 'voice of love and compassion', Bellicus, the 'voice of rage and aggression', and Ben, the 'voice of control'.
Bad Alien X is a humanoid alien whose entire body is solid black, excluding his hands, which are white. He has tiny white star-like spots all over his body, giving him the appearance of a starry night sky. His eyes are light mint and lack pupils, and his forehead bears three horn-like protrusions.
He wears a silvery-green gladiator armor, with Bellicus and Serena masks on his shoulders. The Omnitrix symbol is located on his chest.
Powers and Abilities
Bad Alien X is omnipotent, being able to warp reality, time, and space with ease and at any level he wishes. Even his thoughts can become real. In short, Bad Alien X can do anything.
Bad Alien X can create time waves to reverse events.
Bad Alien X can create and recreate an entire universe at will.
Bad Alien X is nearly invulnerable, as Alien X was completely unharmed when the Anihilaarg destroyed the universe around him.
Bad Alien X can self-duplicate, create galaxies to suck in other beings, and travel at high speeds. He also possesses superhuman strength and the ability to grow to a gigantic size. He is skilled at hand-to-hand combat.
Bad Alien X possesses telekinesis and is capable of deflecting energy attacks.
Bad Alien X can bond his power with other Celestialsapiens if they agreed.
Bad Alien X is vulnerable to having his powers absorbed, as Ben and Azmuth have implied that Darkstar and Osmosians can absorb his omnipotent powers.
Other Celestialsapiens, like the Galactic Gladiator, can harm Bad Alien X.
Bad Alien X cannot survive on Anur Vladias.
Bad Alien X's actions onto reality can be neutralized and reversed by the intervention of other Celestialsapiens.
Bad Alien X would not survive omniversal or timeline destruction unless he combined his powers with a group of Celestialsapiens in advance.