This team is one that I built fairly quickly, and I feel like it could be good with positive feedback and construction. It is focused around Meloetta-Aria.
Meloetta @ Leftovers
Ability: Serene Grace
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Substitute
- Calm Mind
-...