Mew @ Mewnium Z  
Ability: Synchronize  
EVs: 120 HP / 24 Def / 168 SpA / 196 Spe  
Modest Nature  
IVs: 0 Atk  
- Skill Swap  
- Roost  
- Icy Wind  
- Psychic  

Lopunny-Mega @ Lopunnite  
Ability: Scrappy  
EVs: 72 HP / 252 Atk / 24 Def / 160 Spe  
Jolly Nature  
- Fake Out  
- Giga Impact  
- High Jump Kick  
- Thunder Punch  

Heatran @ Grassium Z  
Ability: Flash Fire  
EVs: 8 HP / 248 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Solar Beam  
- Overheat  
- Ancient Power  
- Taunt