Mew @ Sitrus Berry  
Ability: Synchronize  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
- Fake Out  
- Stealth Rock  
- Ice Beam  
- Thunderbolt  

Vaporeon @ Choice Specs  
Ability: Water Absorb  
EVs: 48 HP / 208 Def / 252 SpA  
Modest Nature  
IVs: 3 Atk / 30 SpA  
- Muddy Water  
- Hidden Power [Electric]  
- Ice Beam  
- Haze  

Hitmontop (M) @ Sitrus Berry  
Ability: Intimidate  
EVs: 248 HP / 252 Atk / 8 Spe  
Adamant Nature  
- Fake Out  
- Close Combat  
- Sucker Punch  
- Stone Edge  

Heatran @ Lum Berry  
Ability: Flash Fire  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 2 Atk / 30 SpA  
- Heat Wave  
- Earth Power  
- Hidden Power [Grass]  
- Protect  

Tyranitar @ Lum Berry  
Ability: Sand Stream  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Rock Slide  
- Earthquake  
- Dragon Dance  
- Protect  

Latias (F) @ Choice Scarf  
Ability: Levitate  
EVs: 224 HP / 252 SpA / 32 Spe  
Modest Nature  
IVs: 0 Atk  
- Psychic  
- Dragon Pulse  
- Thunderbolt  
- Grass Knot