@lonewolf81594 About the Detonation move:The "Super Push"is actually Force push when at the max level.Detonation makes a much bigger explosion when at the max level.
I know! Super Mario Galaxy had awesome graphics. Though, personally, i dont know the answer but from what i've been reading its either because a) Developers were lazy b) they didnt have enough developing time, The wii version was announced nearly a year before the games release(i think)