Arceus-Water @ Splash Plate  
Ability: Multitype  
Tera Type: Poison  
EVs: 252 HP / 132 Def / 124 Spe  
Bold Nature  
IVs: 0 Atk  
- Calm Mind  
- Judgment  
- Ice Beam  
- Recover  

Zacian-Crowned @ Rusted Sword  
Ability: Intrepid Sword  
Tera Type: Fighting  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Play Rough  
- Close Combat  
- Wild Charge  

Zygarde @ Leftovers  
Ability: Power Construct  
Tera Type: Fairy  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Thousand Arrows  
- Glare  
- Coil  
- Rest  

Groudon-Primal @ Red Orb  
Ability: Drought  
Tera Type: Ground  
EVs: 4 Atk / 252 SpA / 252 Spe  
Naive Nature  
- Eruption  
- Precipice Blades  
- Rock Tomb  
- Stealth Rock  

Marshadow @ Life Orb  
Ability: Technician  
Tera Type: Ghost  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Spectral Thief  
- Poltergeist  
- Low Kick  
- Shadow Sneak  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
Tera Type: Ground  
EVs: 248 HP / 192 Atk / 56 SpD / 12 Spe  
Adamant Nature  
- Flare Blitz  
- Brave Bird  
- Earthquake  
- Defog