Charizard-Mega-Y @ Charizardite Y  
Ability: Drought  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Fire Blast  
- Solar Beam  
- Earthquake  
- Roost  

Tapu Koko @ Choice Specs  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunderbolt  
- Dazzling Gleam  
- Hidden Power [Fire]  
- Volt Switch  

Caribolt @ Grassium Z  
Ability: Galvanize  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Power Whip  
- Return  
- Quick Attack  
- Swords Dance  

Arghonaut @ Leftovers  
Ability: Unaware  
EVs: 252 HP / 124 Def / 132 SpD  
Careful Nature  
- Spikes  
- Knock Off  
- Earthquake  
- Recover  

Equilibra @ Leftovers  
Ability: Levitate  
EVs: 252 HP / 4 SpA / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Rapid Spin  
- Earth Power  
- Doom Desire  
- Toxic  

Cyclohm @ Leftovers  
Ability: Static  
EVs: 252 HP / 252 Def / 4 SpA  
Bold Nature  
- Discharge  
- Flamethrower  
- Ice Beam  
- Slack Off