Koraidon @ Choice Scarf  
Ability: Orichalcum Pulse  
Tera Type: Ghost  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Close Combat  
- Outrage  
- Flare Blitz  
- U-turn  

Eternatus @ Power Herb  
Ability: Pressure  
Tera Type: Dragon  
EVs: 168 HP / 252 SpA / 88 Spe  
Modest Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Fire Blast  
- Meteor Beam  
- Sludge Bomb  

Flutter Mane @ Life Orb  
Ability: Protosynthesis  
Tera Type: Stellar  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 29 HP / 0 Atk  
- Calm Mind  
- Moonblast  
- Power Gem  
- Shadow Ball  

Arceus @ Earth Plate  
Ability: Multitype  
Tera Type: Ground  
EVs: 132 HP / 252 Atk / 124 Spe  
Adamant Nature  
- Dragon Dance  
- Earthquake  
- Stone Edge  
- Taunt  

Necrozma-Dusk-Mane @ Heavy-Duty Boots  
Ability: Prism Armor  
Tera Type: Ground  
EVs: 248 HP / 252 Def / 8 Spe  
Impish Nature  
- Earthquake  
- Morning Sun  
- Sunsteel Strike  
- Stealth Rock  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
Tera Type: Grass  
EVs: 208 HP / 216 Atk / 36 SpD / 48 Spe  
Adamant Nature  
- Sacred Fire  
- Brave Bird  
- Whirlwind  
- Recover