so basically he was originaly a good crab but wone day he was with hiss best friend and some fat gusy chalenged his best frieid and his pal was scared so the gauy said he was his haim and he losst and got a shitton of scracthes beyond repear and that's when he becamme a crazy crab he beet the fat guy and his best friend and decides to F**k up everyones beyblads becose HE MAD