Necrozma-Dusk-Mane @ Ultranecrozium Z  
Ability: Prism Armor  
Tera Type: Psychic  
EVs: 252 HP / 252 Atk / 4 SpA  
Naughty Nature  
- Stealth Rock  
- Dragon Dance  
- Photon Geyser  
- Sunsteel Strike  

Arceus @ Normal Gem  
Ability: Multitype  
Tera Type: Normal  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Swords Dance  
- Extreme Speed  
- Shadow Claw  
- Earthquake  

Xerneas @ Power Herb  
Ability: Fairy Aura  
Tera Type: Fairy  
EVs: 148 HP / 252 SpA / 108 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Draining Kiss  
- Hidden Power [Ground]  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
Shiny: Yes  
Tera Type: Ground  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Swords Dance  
- Rock Polish  
- Earthquake  
- Heat Crash  

Yveltal @ Leftovers  
Ability: Dark Aura  
Tera Type: Dark  
EVs: 4 Atk / 252 SpA / 252 Spe  
Naive Nature  
- Dark Pulse  
- Oblivion Wing  
- Taunt  
- Sucker Punch  

Kyogre-Primal @ Blue Orb  
Ability: Primordial Sea  
Shiny: Yes  
Tera Type: Water  
EVs: 252 HP / 4 Def / 252 SpA  
Modest Nature  
IVs: 0 Atk / 20 Spe  
- Origin Pulse  
- Calm Mind  
- Thunder  
- Ice Beam