I wanted to try Melo

Meloetta @ Life Orb
Ability: Serene Grace
EVs: 252 Atk / 40 SpA / 216 Spe
Naive Nature
- Relic Song
- Close Combat
- Return
- Knock Off

Hydreigon @ Choice Specs
Ability: Levitate
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
- Draco Meteor
- Dark Pulse
- Flash Cannon
- U-turn

Aggron @ Aggronite
Ability: Sturdy
EVs: 252 HP / 16 Def / 240 SpD
Impish Nature
- Stealth Rock
- Roar
- Heavy Slam
- Earthquake

Tentacruel @ Expert Belt
Ability: Clear Body
EVs: 4 Def / 252 SpA / 252 Spe
Timid Nature
- Hydro Pump
- Sludge Bomb
- Ice Beam
- Toxic Spikes

Sylveon @ Pixie Plate
Ability: Pixilate
EVs: 52 HP / 252 SpA / 204 Spe
Modest Nature
IVs: 1 Atk / 30 SpA / 30 SpD
- Calm Mind
- Hyper Voice
- Shadow Ball
- Hidden Power [Ground]