Dialga @ Groundium Z
Ability: Pressure
EVs: 4 Def / 252 SpA / 252 Spe
Timid Nature
IVs: 0 Atk
- Earth Power
- Draco Meteor
- Flash Cannon
- Power Gem

Groudon @ Red Orb
Ability: Drought
EVs: 248 HP / 8 Def / 252 SpD
Careful Nature
- Stealth Rock
- Precipice Blades
- Roar
- Lava Plume

Arceus-Fairy @ Pixie Plate
Ability: Multitype
EVs: 252 HP / 64 Def / 192 Spe
Timid Nature
IVs: 0 Atk
- Calm Mind
- Recover
- Judgment
- Toxic

Mewtwo-Mega-Y @ Mewtwonite Y
Ability: Insomnia
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Taunt
- Psystrike
- Focus Blast
- Ice Beam

Magearna @ Leftovers
Ability: Soul-Heart
EVs: 252 HP / 4 Def / 252 SpD
Calm Nature
- Fleur Cannon
- Volt Switch
- Heart Swap
- Pain Split

Rayquaza @ Life Orb
Ability: Air Lock
EVs: 252 Atk / 4 SpD / 252 Spe
Adamant Nature
- Dragon Dance
- Dragon Ascent
- Earthquake
- Extreme Speed