Regieleki @ Ability Shield  
Ability: No Guard  
Tera Type: Ice  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Sheer Cold  
- Taunt  
- Gastro Acid  
- Spikes / Corrosive Gas