Landorus-Therian (M) @ Rocky Helmet  
Ability: Intimidate  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Stealth Rock  
- U-turn  
- Earthquake  
- Toxic  

Hawlucha @ Electric Seed  
Ability: Unburden  
EVs: 252 Atk / 132 SpD / 124 Spe  
Adamant Nature  
- Swords Dance  
- Acrobatics  
- Close Combat  
- Throat Chop  

Volcarona @ Heavy-Duty Boots  
Ability: Flame Body  
EVs: 248 HP / 8 Def / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Quiver Dance  
- Roost  
- Flamethrower  
- Psychic  

Tapu Koko @ Heavy-Duty Boots  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Thunderbolt  
- Dazzling Gleam  
- U-turn  
- Grass Knot  

Cloyster @ King's Rock  
Ability: Skill Link  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Shell Smash  
- Icicle Spear  
- Rock Blast  
- Ice Shard  

Necrozma-Dusk-Mane @ Weakness Policy  
Ability: Prism Armor  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Sunsteel Strike  
- Photon Geyser  
- Earthquake  
- Dragon Dance