Originally Posted by Fat Trinitrotoluene
Is it time to reveal another one of my favorite offensive cores? Yes, it is.
This core looks very solid, but you still have Celebi issues. The standard Sp. Def Celebi can U-turn on Ttar for sizable damage, can take a Draco from Latios and Recover it off, and can laugh at anything Keldeo does. Though, Heatran would solve these issues if said Celebi is lacking Earth Power (which Sp. Defensive variants usually don't run).
EDIT: Lol, I thought your Ttar was Scarfed, ignore the uturn bit