Tyranitar @ Magnet  
Ability: Sand Stream  
EVs: 180 HP / 252 Atk / 76 SpA  
Brave Nature  
- Hidden Power [Bug]  
- Earthquake  
- Thunder  
- Rock Slide  

Gyarados @ Choice Band  
Ability: Intimidate  
EVs: 252 HP / 212 Atk / 24 SpA / 20 SpD  
Brave Nature  
- Hidden Power [Flying]  
- Earthquake  
- Ice Beam  
- Flamethrower  

Sceptile @ Leftovers  
Ability: Overgrow  
EVs: 252 HP / 12 Def / 28 SpD / 216 Spe  
Timid Nature  
IVs: 0 Atk  
- Leech Seed  
- Protect  
- Substitute  
- Seismic Toss