No wonder, T-tar would OHKO starmie even without too many EV's in Sp. Attack, and it would be better to have it as a physical attacker due to a base 134 attack over a base 95 sp. attack.
Are you sure you know the standard clauses? Because right off the bat, you broke it with the Quick Claw.
Also, do you even pay attention to EVs and Natures?