Trick Room

Arceus-Ghost @ Spooky Plate
Ability: Multitype
EVs: 252 HP / 252 Def / 4 SpD
Relaxed Nature
IVs: 0 Atk / 0 Spe
- Trick Room
- Will-O-Wisp
- Recover
- Judgment

Dialga @ Choice Specs
Ability: Pressure
EVs: 252 HP / 252 SpA / 4 SpD
Modest Nature
IVs: 0 Atk
- Draco Meteor
- Flash Cannon
- Power Gem
- Earth Power

Kyogre-Primal @ Blue Orb
Ability: Drizzle
EVs: 252 HP / 252 SpA
Modest Nature
IVs: 0 Atk
- Water Spout
- Thunder
- Ice Beam
- Surf

Rayquaza-Mega @ Choice Band
Ability: Delta Stream
EVs: 252 HP / 252 Atk / 4 SpD
Brave Nature
- Dragon Ascent
- Waterfall
- V-create
- Extreme Speed

Arceus-Fairy @ Pixie Plate
Ability: Multitype
EVs: 252 HP / 252 Def / 4 SpD
Bold Nature
IVs: 0 Atk
- Judgment
- Defog
- Recover
- Trick Room

Groudon @ Red Orb
Ability: Drought
EVs: 152 HP / 236 Atk / 44 SpD / 76 Spe
Adamant Nature
- Stealth Rock
- Precipice Blades
- Roar
- Stone Edge