It's all for Mukking around

Salamence @ Flyinium Z
Ability: Intimidate
EVs: 252 Atk / 4 SpA / 252 Spe
Lonely Nature
- Fly
- Dragon Claw
- Dragon Dance
- Fire Blast

Tapu Lele @ Choice Scarf
Ability: Psychic Surge
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Moonblast
- Shadow Ball
- Psyshock
- Energy Ball

Metagross-Mega @ Metagrossite
Ability: Tough Claws
EVs: 252 Atk / 4 SpD / 252 Spe
Jolly Nature
- Meteor Mash
- Thunder Punch
- Ice Punch
- Zen Headbutt

Mamoswine @ Focus Sash
Ability: Oblivious
EVs: 248 HP / 252 Atk / 8 SpD
Adamant Nature
- Stealth Rock
- Earthquake
- Ice Shard
- Icicle Crash

Muk-Alola @ Assault Vest
Ability: Poison Touch
EVs: 252 HP / 252 Atk / 4 SpD
Adamant Nature
- Knock Off
- Pursuit
- Poison Jab
- Shadow Sneak

Tapu Fini @ Leftovers
Ability: Misty Surge
EVs: 248 HP / 192 Def / 16 SpD / 52 Spe
Calm Nature
IVs: 0 Atk
- Scald
- Moonblast
- Taunt
- Defog