Latios @ Dragon Gem  
Ability: Levitate  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Draco Meteor  
- Psyshock  
- Tailwind  
- Protect  

Metagross @ Leftovers  
Ability: Clear Body  
EVs: 252 HP / 240 Atk / 16 Spe  
Adamant Nature  
- Meteor Mash  
- Zen Headbutt  
- Substitute  
- Protect  

Hitmontop @ Fighting Gem  
Ability: Intimidate  
EVs: 112 HP / 252 Atk / 144 Spe  
Adamant Nature  
- Close Combat  
- Fake Out  
- Feint  
- Wide Guard  

Thundurus @ Sitrus Berry  
Ability: Prankster  
EVs: 220 HP / 36 Def / 36 SpA / 192 SpD / 24 Spe  
Calm Nature  
IVs: 0 Atk  
- Thunder Wave  
- Thunderbolt  
- Taunt  
- Protect  

Volcarona @ Bug Gem  
Ability: Flame Body  
EVs: 4 HP / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Heat Wave  
- Bug Buzz  
- Quiver Dance  
- Protect  

Tyranitar @ Choice Band  
Ability: Sand Stream  
EVs: 176 HP / 252 Atk / 80 Spe  
Adamant Nature  
- Rock Slide  
- Crunch  
- Superpower  
- Pursuit