Use rain for speed and Electroshot
Roster
AbilitySwift Swim
NatureAdamant
EVs32 HP / 32 Atk / 2 Spe
Moves
Last RespectsLiquidationFlip TurnPhantom Force
AbilityHospitality
NatureBold
EVs32 HP / 2 Def / 32 SpD
Moves
Matcha GotchaRage PowderStrength SapProtect
AbilityTorrent
NatureAdamant
EVs2 HP / 32 Atk / 32 Spe
Moves
EarthquakeIce PunchRock SlideWaterfall
AbilityPrankster
NatureImpish
EVs32 Atk / 32 Def / 2 Spe
Moves
Light ScreenParting ShotReflectSpirit Break
AbilityStamina
NatureModest
EVs32 HP / 32 SpA / 2 SpD
Moves
Electro ShotFlash CannonAura SphereDraco Meteor
AbilityDrizzle
NatureCalm
EVs2 HP / 32 Def / 32 SpD
Moves
ProtectWeather BallHelping HandIcy Wind
Strategy
Swampert and atk and sp. atk respectively
Lead Options
Grimmsnarl + Archaludon
Win Conditions
Rain control
Threats & Bad Matchups
Late mega charizard y and solarbeam