Illumise @ Focus Sash
Ability: Prankster
Shiny: Yes
EVs: 252 HP / 252 Def / 4 SpD
Bold Nature
IVs: 0 Atk
- Thunder Wave
- Double Team
- Substitute
- Baton Pass

Volbeat @ Heavy-Duty Boots
Ability: Prankster
EVs: 252 HP / 152 Def / 104 SpD
Bold Nature
IVs: 0 Atk
- Tail Glow
- Double Team
- Substitute
- Baton Pass

Calyrex-Shadow @ Choice Scarf
Ability: As One (Spectrier)
EVs: 4 Def / 252 SpA / 252 Spe
Modest Nature
IVs: 0 Atk
- Astral Barrage
- Psyshock
- Trick
- Dark Pulse

Xerneas @ Power Herb
Ability: Fairy Aura
Shiny: Yes
EVs: 4 HP / 252 SpA / 252 Spe
Modest Nature
IVs: 0 Atk
- Geomancy
- Moonblast
- Thunder
- Substitute

Eternatus @ Life Orb
Ability: Pressure
EVs: 4 Def / 252 SpA / 252 Spe
Timid Nature
IVs: 0 Atk
- Dynamax Cannon
- Flamethrower
- Sludge Bomb
- Recover

Diancie-Mega @ Diancite
Ability: Magic Bounce
Shiny: Yes
EVs: 4 Def / 252 SpA / 252 Spe
Timid Nature
IVs: 0 Atk
- Moonblast
- Earth Power
- Stored Power
- Baton Pass