Volcanion @ Wiki Berry / Groundium Z
Ability: Water Absorb  
EVs: 248 HP / 44 SpA / 216 Spe  
Modest Nature  
IVs: 0 Atk  
- Steam Eruption  
- Flamethrower  
- Sludge Wave / Earth Power 
- Defog  

Volcanion @ Choice Specs  
Ability: Water Absorb  
EVs: 248 HP / 44 SpA / 216 Spe  
Modest Nature  
IVs: 0 Atk  
- Steam Eruption  
- Flamethrower  
- Focus Blast  
- Defog