Sylveon @ Leftovers  
Ability: Power of Alchemy (Sylveon)  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Sparkly Swirl / Hyper Voice  
- Moonlight  
- Lovely Kiss  
- Mystical Fire / Teleport  

Sylveon @ Choice Specs  
Ability: Power of Alchemy (Sylveon)  
EVs: 4 Def / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Hyper Voice  
- Mystical Fire  
- Psyshock  
- Teleport