Shuckle @ Leftovers  
Ability: Sturdy  
EVs: 252 HP / 228 Def / 28 SpD  
Careful Nature  
- Toxic  
- Encore  
- Protect  
- Wrap  

Shuckle @ Chesto Berry  
Ability: Sturdy  
EVs: 252 HP / 60 Atk / 196 SpD  
Careful Nature  
- Defense Curl  
- Rollout  
- Rest  
- Toxic