Clefable @ Leftovers  
Ability: Magic Guard  
EVs: 252 HP / 252 Def / 4 SpA  
Bold Nature  
IVs: 0 Atk  
- Moonblast  
- Soft-Boiled  
- Calm Mind  
- Flamethrower  

Dugtrio @ Focus Sash  
Ability: Arena Trap  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Earthquake  
- Reversal  
- Stone Edge  
- Toxic  

Toxapex @ Eject Button  
Ability: Regenerator  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Toxic  
- Recover  
- Haze  

Charizard-Mega-Y @ Charizardite Y  
Ability: Drought  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Flamethrower  
- Solar Beam  
- Earthquake  
- Hidden Power [Ice]  

Tangrowth @ Assault Vest  
Ability: Regenerator  
EVs: 252 HP / 4 SpA / 252 SpD  
Sassy Nature  
IVs: 30 Atk  
- Giga Drain  
- Hidden Power [Ice]  
- Sludge Bomb  
- Earthquake  

Mew @ Leftovers  
Ability: Synchronize  
EVs: 252 HP / 252 Def / 4 SpA  
Bold Nature  
IVs: 0 Atk  
- Soft-Boiled  
- Defog  
- Psychic  
- Aura Sphere