Volcarona @ Buginium Z  
Ability: Flame Body  
EVs: 248 HP / 44 SpA / 216 Spe  
Timid Nature  
IVs: 0 Atk  
- Flamethrower  
- Bug Buzz  
- Roost  
- Quiver Dance  

Tapu Koko @ Shuca Berry  
Ability: Electric Surge  
EVs: 24 HP / 12 Def / 252 SpA / 220 Spe  
Timid Nature  
IVs: 1 Atk  
- Thunderbolt  
- Defog  
- Roost  
- Hidden Power [Ice]  

Gliscor (M) @ Toxic Orb  
Ability: Poison Heal  
EVs: 244 HP / 44 Def / 68 SpD / 152 Spe  
Jolly Nature  
- Earthquake  
- Ice Fang  
- Roost  
- Swords Dance  

Clefable @ Life Orb  
Ability: Magic Guard  
EVs: 208 HP / 252 SpA / 48 Spe  
Modest Nature  
IVs: 0 Atk  
- Calm Mind  
- Thunderbolt  
- Moonblast  
- Soft-Boiled  

Ferrothorn (M) @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 48 Def / 208 SpD  
Careful Nature  
- Stealth Rock  
- Leech Seed  
- Thunder Wave  
- Power Whip  

Latias-Mega @ Latiasite  
Ability: Levitate  
EVs: 248 HP / 8 Def / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Ice Beam  
- Surf  
- Defog  
- Roost