Golduck @ Choice Scarf  
Ability: Cloud Nine  
Tera Type: Dragon / Water / Grass / Electric
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Hydro Pump / Surf
- Ice Beam  
- Flip Turn  
- Encore / Tera Blast

Golduck @ Choice Specs  
Ability: Swift Swim  
Tera Type: Electric / Grass
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Hydro Pump / Surf
- Ice Beam  
- Tera Blast  
- Flip Turn  

Golduck @ Heavy-Duty Boots  
Ability: Cloud Nine  
Tera Type: Electric / Grass
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot / Flip Turn
- Hydro Pump / Surf
- Ice Beam  
- Tera Blast / Knock Off

Golduck @ Life Orb  
Ability: Swift Swim  
Tera Type: Electric / Dark / Grass
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Rain Dance  
- Hydro Pump / Surf
- Ice Beam  
- Tera Blast / Nasty Plot