Volcarona @ Psychium Z  
Ability: Flame Body  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 1 Atk  
- Psychic  
- Hidden Power [Ice]  
- Quiver Dance  
- Fire Blast  

Dugtrio @ Focus Sash  
Ability: Arena Trap  
EVs: 8 HP / 248 Atk / 252 Spe  
Jolly Nature  
- Earthquake  
- Screech  
- Stone Edge  
- Memento  

Keldeo-Resolute @ Choice Scarf  
Ability: Justified  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Hydro Pump  
- Stone Edge  
- Secret Sword  
- Icy Wind  

Mew @ Rocky Helmet  
Ability: Synchronize  
EVs: 248 HP / 204 Def / 56 Spe
Impish Nature  
- Defog  
- Soft-Boiled  
- Knock Off  
- Will-O-Wisp  

Heatran @ Shed Shell  
Ability: Flash Fire  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Magma Storm  
- Will-O-Wisp  
- Stealth Rock  
- Taunt  

Tangrowth @ Assault Vest  
Ability: Regenerator  
EVs: 248 HP / 8 Def / 252 SpD  
Sassy Nature  
- Knock Off  
- Giga Drain  
- Hidden Power [Ice]  
- Rock Slide