Tentacruel @ Waterium Z  
Ability: Liquid Ooze  
EVs: 32 HP / 36 Def / 252 SpA / 188 Spe  
Timid Nature  
IVs: 0 Atk  
- Acid Spray  
- Hydro Pump  
- Icy Wind
- Substitute  

Tentacruel @ Assault Vest  
Ability: Liquid Ooze  
EVs: 252 HP / 144 SpA / 112 Spe  
Calm Nature  
IVs: 0 Atk  
- Acid Spray  
- Hydro Pump  
- Sludge Wave  
- Mirror Coat