Tracksuit Oliver is an alternate version of Oliver grayson. He often likes to listen to his music and also reak havoic appon states and different city's. there is other alternatives of the original Oliver grayson. He IS half Viltrumite half thraxan. but sense Viltrumite species DNA is so pure that it overpowered the thraxan DNA.So it makes Oliver look human even though hes not. also pretty mean and rude. has a yellow stripe on his hair. 10 year old. cries alot. curses alot and doesn't care. He doesn't care about anyone especially not you, he does what he wants so deal with it. Absolutely obsessed with you. Loves you.