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

Xerneas @ Toxic Orb
Ability: Poison Heal
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Moonblast
- Magma Storm
- Lovely Kiss
- Quiver Dance

Mewtwo-Mega-Y @ Choice Specs
Ability: Psychic Surge
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Psystrike
- Psycho Boost
- Fleur Cannon
- Overheat

Registeel @ Safety Goggles
Ability: Prankster
Level: 99
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD
Relaxed Nature
IVs: 0 Spe
- Shore Up
- U-turn
- Haze
- Stealth Rock

Blissey @ Choice Scarf
Ability: Imposter
Happiness: 125
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD
Relaxed Nature
- Spikes
- Whirlwind
- Recover
- U-turn

Zygarde-Complete @ Rocky Helmet
Ability: Magic Bounce
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD
Relaxed Nature
IVs: 0 Spe
- Spectral Thief
- Core Enforcer
- U-turn
- Shore Up