Aerodactyl @ Rocky Helmet  
Ability: Pressure  
EVs: 4 HP / 252 Def / 252 Spe  
Jolly Nature  
- Stealth Rock  
- Taunt  
- Earthquake  
- Defog / Double Edge / Iron Head

Cloyster @ Focus Sash  
Ability: Skill Link  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Shell Smash  
- Icicle Spear  
- Toxic Spikes  
- Rapid Spin