Latios-Mega (M) @ Latiosite  
Ability: Levitate  
EVs: 28 HP / 228 Atk / 252 Spe  
Jolly Nature  
- Zen Headbutt  
- Earthquake  
- Dragon Dance  
- Recover  

Volcarona @ Buginium Z  
Ability: Flame Body  
EVs: 68 Def / 252 SpA / 188 Spe  
Timid Nature  
IVs: 0 Atk  
- Bug Buzz  
- Fiery Dance  
- Quiver Dance  
- Roost  

Necturna (F) @ Power Herb  
Ability: Forewarn  
EVs: 52 HP / 252 SpA / 204 Spe  
Modest Nature  
IVs: 0 Atk  
- Giga Drain  
- Shadow Ball  
- Geomancy  
- Substitute  

Cawmodore (M) @ Sitrus Berry  
Ability: Volt Absorb  
Shiny: Yes  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Bullet Punch  
- Acrobatics  
- Knock Off  
- Belly Drum  

Magearna @ Shuca Berry  
Ability: Soul-Heart  
EVs: 8 HP / 248 Atk / 252 Spe  
Adamant Nature  
- Iron Head  
- Brick Break  
- Zen Headbutt  
- Shift Gear  

Greninja (M) @ Focus Sash  
Ability: Protean  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Scald  
- Toxic Spikes  
- Spikes  
- Taunt