Marowak @ Thick Club  
Ability: Lightning Rod  
EVs: 252 Atk / 40 SpD / 216 Spe  
Adamant Nature  
- Earthquake  
- Hidden Power [Ghost]  
- Bonemerang  
- Protect  

Gyarados @ Lum Berry  
Ability: Intimidate  
EVs: 232 HP / 124 Atk / 152 Spe  
Adamant Nature  
IVs: 30 SpA / 30 SpD / 30 Spe  
- Hidden Power [Flying]  
- Thunder Wave  
- Icy Wind  
- Leer  

Snorlax @ Leftovers  
Ability: Thick Fat  
EVs: 12 HP / 252 Atk / 244 Def  
Adamant Nature  
- Shadow Ball  
- Self-Destruct  
- Return  
- Protect  

Gengar @ White Herb  
Ability: Levitate  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Explosion  
- Thunderbolt  
- Ice Punch  
- Taunt  

Starmie @ Petaya Berry  
Ability: Natural Cure  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Hydro Pump  
- Skill Swap  
- Endure  
- Ice Beam  

Metagross @ Choice Band  
Ability: Clear Body  
EVs: 16 HP / 252 Atk / 240 Spe  
Adamant Nature  
- Hidden Power [Rock]  
- Meteor Mash  
- Earthquake  
- Explosion