Kyurem @ Never-Melt Ice / Metronome / Life Orb
Ability: Pressure  
EVs: 252 Atk / 4 SpA / 252 Spe OR 252 Atk / 4 Def / 252 Spe
Hasty Nature OR Jolly Nature
- Glacial Lance 
- Freeze-Dry / Dragon Darts
- Dragon Dance  
- Roost

Kyurem @ Heavy-Duty Boots / Metronome  
Ability: Pressure  
EVs: 56 HP / 200 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Freeze-Dry  
- Earth Power  
- Roost  
- Substitute  

Kyurem @ Choice Specs  
Ability: Pressure  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Ice Beam  
- Freeze-Dry  
- Focus Blast  
- Earth Power / Dragon Energy