Crusher the Tyrannosaurus

A planet in another universe, is about 10x the size of Jupiter. You think it has a stronger gravity but it doesn't, somehow the other universe developed differently then our own.

This planet is called Earthpiter, on an island of the Ten deaths the largest is Isla Isle. Here 1 billion dinosaurs live here. Our character name Crusher (Son of Omega) is having a hard life since his mother was killed in a fight with a Spinosaurus.

As he survive to adulthood, he must fight off his rival that once killed his mother.
Note: This story was inspired by Speckles the Tarbosaurus.