Koraidon @ Dragonium Z  
Ability: Orichalcum Pulse  
Tera Type: Fire  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Flame Charge  
- Close Combat  
- Outrage  

Flutter Mane @ Choice Scarf  
Ability: Protosynthesis  
Shiny: Yes  
Tera Type: Ghost  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Moonblast  
- Shadow Ball  
- Power Gem  
- Memento  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
Tera Type: Fire  
EVs: 248 HP / 188 Atk / 52 SpD / 20 Spe  
Adamant Nature  
- Sacred Fire  
- Brave Bird  
- Thunder Wave  
- Defog  

Necrozma-Dusk-Mane @ Leftovers  
Ability: Prism Armor  
Tera Type: Grass  
EVs: 248 HP / 72 Def / 188 SpD  
Impish Nature  
- Stealth Rock  
- Sunsteel Strike  
- Toxic  
- Morning Sun  

Arceus-Ground @ Earth Plate  
Ability: Multitype  
Tera Type: Ground  
EVs: 248 HP / 136 Def / 124 Spe  
Bold Nature  
- Judgment  
- Ice Beam  
- Defog  
- Recover  

Xerneas @ Choice Specs  
Ability: Fairy Aura  
Tera Type: Fairy  
EVs: 252 SpA / 72 SpD / 184 Spe  
Timid Nature  
IVs: 0 Atk  
- Moonblast  
- Thunderbolt  
- Aromatherapy  
- Thunder Wave