Tyson's Vancity team

Tapu Fini @ Wiki Berry
Ability: Misty Surge
Level: 50
EVs: 244 HP / 100 Def / 92 SpA / 44 SpD / 28 Spe
Calm Nature
IVs: 0 Atk
- Muddy Water
- Moonblast
- Calm Mind
- Haze

Kartana @ Grassium Z
Ability: Beast Boost
EVs: 124 Atk / 132 SpD / 252 Spe
Jolly Nature
- Leaf Blade
- Sacred Sword
- Substitute
- Detect

Marowak-Alola @ Thick Club
Ability: Lightning Rod
Level: 50
EVs: 236 HP / 124 Atk / 148 SpD
Careful Nature
IVs: 0 Spe
- Detect
- Shadow Bone
- Flare Blitz
- Perish Song

Mandibuzz @ Misty Seed
Ability: Overcoat
Level: 50
EVs: 188 HP / 76 SpD / 244 Spe
Calm Nature
IVs: 0 Atk
- Tailwind
- Taunt
- Foul Play
- Roost

Garchomp @ Choice Scarf
Ability: Rough Skin
EVs: 28 HP / 156 Atk / 4 Def / 100 SpD / 220 Spe
Adamant Nature
- Earthquake
- Rock Slide
- Poison Jab
- Fire Fang

Buzzwole @ Assault Vest
Ability: Beast Boost
Level: 50
EVs: 28 HP / 92 Atk / 68 Def / 252 SpD / 68 Spe
Adamant Nature
- Superpower
- Leech Life
- Ice Punch
- Poison Jab