Some Disgusting tips for battle tree

Celesteela can learn heavy slam and weighs more than primal groudon

Mega Metagross has a 33% damage increase on contact moves and can learn hammer arm, zen headbutt and meteor mash just by leveling up

Ash Greninja has stats like a legendary and is 100% usable

Garchomp can learn earthquake and is unaffected by discharge

Eelecktross can learn discharge and is unaffected by earthquake

Tapu Koko is OP as hell in terms of attack and speed