Latios @ Dragon Gem  
Ability: Levitate  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Draco Meteor  
- Psychic  
- Calm Mind  
- Protect  

Thundurus @ Sitrus Berry  
Ability: Prankster  
EVs: 192 HP / 76 SpA / 220 SpD / 20 Spe  
Calm Nature  
IVs: 2 Atk / 30 Def  
- Thunderbolt  
- Hidden Power [Ice]  
- Thunder Wave  
- Taunt  

Hitmontop @ Fighting Gem  
Ability: Intimidate  
EVs: 248 HP / 252 Atk / 8 Spe  
Adamant Nature  
- Fake Out  
- Close Combat  
- Sucker Punch  
- Wide Guard  

Excadrill (M) @ Choice Scarf  
Ability: Sand Rush  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Earthquake  
- Iron Head  
- Rock Slide  
- X-Scissor