Celesteela @ Leftovers  
Ability: Beast Boost  
EVs: 252 HP / 112 Def / 144 SpD  
Impish Nature  
- Leech Seed  
- Protect  
- Heavy Slam  
- Earthquake  

Heatran (M) @ Leftovers  
Ability: Flash Fire  
Shiny: Yes  
EVs: 248 HP / 8 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Stealth Rock  
- Earth Power  
- Flamethrower  
- Toxic  

Toxapex @ Black Sludge  
Ability: Regenerator  
EVs: 248 HP / 196 Def / 64 SpD  
Bold Nature  
IVs: 0 Atk  
- Haze  
- Toxic Spikes  
- Scald  
- Recover  

Tapu Bulu @ Grassium Z  
Ability: Grassy Surge  
EVs: 40 HP / 252 Atk / 216 Spe  
Jolly Nature  
- Wood Hammer  
- Stone Edge  
- Swords Dance  
- Horn Leech  

Mew @ Leftovers  
Ability: Synchronize  
EVs: 240 HP / 156 Def / 112 Spe  
Timid Nature  
IVs: 0 Atk  
- Soft-Boiled  
- Defog  
- Toxic  
- Ice Beam  

Diancie-Mega @ Diancite  
Ability: Magic Bounce  
Shiny: Yes  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Moonblast  
- Diamond Storm  
- Hidden Power [Fire]  
- Psychic