Aerodactyl-Mega @ Aerodactylite  
Ability: Tough Claws  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Hone Claws  
- Stone Edge  
- Earthquake  
- Aqua Tail  

Amoonguss @ Eject Button  
Ability: Regenerator  
EVs: 252 HP / 184 Def / 72 SpD  
Calm Nature  
IVs: 1 Atk  
- Spore  
- Giga Drain  
- Hidden Power [Ice]  
- Clear Smog  

Magneton @ Choice Scarf  
Ability: Magnet Pull  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
- Thunderbolt  
- Volt Switch  
- Flash Cannon  
- Hidden Power [Fire]  

Suicune @ Leftovers  
Ability: Pressure  
EVs: 252 HP / 200 Def / 56 Spe  
Bold Nature  
- Roar  
- Scald  
- Rest  
- Calm Mind  

Hippowdon @ Leftovers  
Ability: Sand Stream  
EVs: 252 HP / 80 Def / 176 SpD  
Impish Nature  
- Stealth Rock  
- Earthquake  
- Slack Off  
- Whirlwind  

Primarina @ Choice Specs  
Ability: Torrent  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Moonblast  
- Sparkling Aria  
- Ice Beam  
- Hydro Pump