Tapu Fini @ Waterium Z
Ability: Misty Surge
EVs: 248 HP / 92 Def / 60 SpA / 52 SpD / 56 Spe
Bold Nature
- Hydro Pump
- Rain Dance / Calm Mind
- Calm Mind / Taunt
- Moonblast

Tapu Fini @ Tapunium Z
Ability: Misty Surge
EVs: 248 HP / 28 SpA / 136 SpD / 96 Spe
Calm Nature
- Taunt
- Nature's Madness
- Brine
- Icy Wind

Tapu Fini @ Choice Specs  
Ability: Misty Surge  
EVs: 200 HP / 132 Def / 124 SpA / 52 Spe  
Bold Nature  
IVs: 0 Atk  
- Moonblast  
- Hidden Power [Fire]  
- Icy Wind  
- Surf