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This is a more balance team style with hazard stacking. Knock off from Zeraora helps make hazards stronger, and TWave Clefable/Will-o-Wisp Dragapult help Dragapult's hex.
Garchomp
Ability: Rough Skin
EVs: 252 HP 4 Att 126 Def 126 Sp.Def
Nature: Impish
Item: Leftovers
Stealth Rock
Dragon Tail...