Metagross-Mega @ Metagrossite  
Ability: Tough Claws  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Meteor Mash  
- Zen Headbutt  
- Ice Punch  
- Pursuit  

Thundurus @ Life Orb  
Ability: Prankster  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk / 30 Def  
- Thunder Wave  
- Thunderbolt  
- Hidden Power [Ice]  
- Focus Blast  

Garchomp (M) @ Rocky Helmet  
Ability: Rough Skin  
EVs: 252 HP / 164 Def / 92 Spe  
Impish Nature  
- Stealth Rock  
- Earthquake  
- Dragon Tail  
- Toxic  

Colossoil (M) @ Assault Vest  
Ability: Guts  
EVs: 228 Atk / 164 SpD / 116 Spe  
Adamant Nature  
- Rapid Spin  
- Knock Off  
- Earthquake  
- Sucker Punch  

Volcarona (M) @ Sitrus Berry  
Ability: Flame Body  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 1 Atk / 30 SpA / 30 SpD  
- Quiver Dance  
- Fire Blast  
- Bug Buzz  
- Hidden Power [Ground]  

Necturna @ Power Herb  
Ability: Forewarn  
EVs: 140 HP / 252 SpA / 116 Spe  
Modest Nature  
IVs: 0 Atk / 30 SpA / 30 Spe  
- Geomancy  
- Shadow Ball  
- Giga Drain  
- Hidden Power [Fire]