Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 152 HP / 100 Atk / 100 SpD / 156 Spe  
Adamant Nature  
- Rock Polish  
- Swords Dance  
- Precipice Blades  
- Stone Edge  

Zacian-Crowned @ Rusted Sword  
Ability: Intrepid Sword  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Close Combat  
- Wild Charge  
- Behemoth Blade  

Chansey (F) @ Eviolite  
Ability: Natural Cure  
EVs: 32 HP / 252 Def / 224 SpD  
Calm Nature  
IVs: 0 Atk  
- Thunder Wave  
- Teleport  
- Soft-Boiled  
- Toxic  

Rayquaza-Mega @ Choice Scarf  
Ability: Delta Stream  
EVs: 252 Atk / 4 SpA / 252 Spe  
Hasty Nature  
- Dragon Ascent  
- Surf  
- Draco Meteor  
- V-create  

Arceus-Water @ Splash Plate  
Ability: Multitype  
EVs: 252 HP / 240 Def / 16 Spe  
Bold Nature  
IVs: 0 Atk  
- Judgment  
- Ice Beam  
- Defog  
- Recover  

Arceus-Rock @ Stone Plate  
Ability: Multitype  
EVs: 248 HP / 172 SpD / 88 Spe  
Calm Nature  
IVs: 0 Atk  
- Stealth Rock  
- Will-O-Wisp  
- Recover  
- Judgment