Mewtwo-Mega-Y @ Leftovers
Ability: Protean
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe
Naive Nature
- Lumina Crash
- Ice Beam
- Headlong Rush
- Volt Switch

Deoxys-Attack @ Life Orb
Ability: Protean 
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe
Naive Nature
- Astral Barrage
- Fishious Rend
- Seed Flare
- Volt Switch

Swampert-Mega @ Toxic Orb
Ability: Poison Heal
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD 
Sassy Nature
IVs: 0 Spe
- Scald
- Thousand Waves
- Heal Order
- Teleport

Dialga-Origin @ Assault Vest
Ability: Regenerator
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD 
Sassy Nature
IVs: 0 Spe
- Anchor Shot
- Core Enforcer
- Spectral Thief
- U-turn

Lunala @ Ability Shield
Ability: Fur Coat
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD 
Relaxed Nature
IVs: 0 Spe
- Infernal Parade
- Mortal Spin
- Glare
- Teleport

Chansey @ Eviolite
Ability: Imposter
EVs: 252 HP / 252 Def / 252 SpD
Bold Nature
IVs: 0 Atk / 0 Spe
- Metal Burst
- Whirlwind
- Heal Order
- Teleport