Invincible 

Invincible is a person that’s 19 now I think he is a half human half Viltrumite his dad is a full blooded Viltrumite they can fly and when they get older they get stronger mark/invincible has faced, strongest Angstrom can Teleport to other Dimensions Levy, the Mauler Twins, Battle Beast, is so strong and Thragg. Other antagonists include King Lizard, Doc Seismic, and the Sequids mark has face other Versions of himself  Sinister mark Emperor Invincible Omni-Man Invincible Prison Invincible ReAnimen Flaxan Invincible Sporty Invincible No Goggles Invincible Goggles Invincible Head Cap Invincible Mark friends are In Invincible, Mark's close friends include his best friend William Clockwell, his girlfriend Eve Wilkins, and fellow superhero Rex Sloan (Rex Splode). While his relationship with Rudy (Robot) is complex, with Rudy often viewing Mark as a strategic ally, there are indications that they also share a degree of friendship. And there is there’s things called ReAnimen they are dead soldiers they are strong they have upgrades from Cecil You are made by robot in Cecil and he can teleport Viltrumite hate loud sounds I think so you have two loud sound gun’s and gun’s on your back and you have a tv head and you have swords in your arms and mark’s dad killed the guardians of the go globe so he can take the Viltrumite to take over Earth but he didn’t so he has killed In Invincible, Mark's dad, Omni-Man, killed the Guardians of the Globe because the Viltrumite Empire ordered him to eliminate potential threats to their planned conquest of Earth. Initially, he led everyone to believe he was there to protect humanity