Cool Team

Garchomp @ Groundium Z
Ability: Rough Skin
EVs: 4 HP / 252 Atk / 252 Spe
Jolly Nature
- Swords Dance
- Earthquake
- Dragon Claw
- Fire Fang

Celesteela @ Leftovers
Ability: Beast Boost
EVs: 252 HP / 132 Def / 124 SpD
Relaxed Nature
- Leech Seed
- Protect
- Heavy Slam
- Flamethrower

Toxapex @ Black Sludge
Ability: Regenerator
EVs: 248 HP / 8 Def / 252 SpD
Calm Nature
IVs: 0 Atk
- Scald
- Haze
- Recover
- Toxic

Tapu Koko @ Life Orb
Ability: Electric Surge
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Thunderbolt
- Dazzling Gleam
- Hidden Power [Ice]
- Roost

Diancie @ Diancite
Ability: Clear Body
EVs: 4 Atk / 252 SpA / 252 Spe
Naive Nature
- Moonblast
- Diamond Storm
- Hidden Power [Fire]
- Nature Power

Marowak-Alola @ Thick Club
Ability: Lightning Rod
EVs: 252 Atk / 4 SpD / 252 Spe
Adamant Nature
- Shadow Bone
- Flare Blitz
- Swords Dance
- Bonemerang