Golduck @ Leftovers / Life Orb  
Ability: Cloud Nine  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Substitute / Protect / Hidden Power [Electric] 
- Calm Mind  
- Ice Beam  
- Surf

Golduck @ Choice Scarf  
Ability: Cloud Nine  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 3 Atk / 30 SpA  
- Hydro Pump  
- Focus Blast  
- Ice Beam  
- Hidden Power [Electric]