Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
Tera Type: Dark  
EVs: 248 HP / 252 Def / 8 SpD  
Impish Nature  
- Sacred Fire  
- Brave Bird  
- Whirlwind  
- Recover  

Giratina-Origin @ Griseous Core  
Ability: Levitate  
Tera Type: Steel  
EVs: 248 HP / 112 Def / 104 SpA / 44 Spe  
Modest Nature  
IVs: 0 Atk  
- Hex  
- Draco Meteor  
- Thunder Wave  
- Defog  

Necrozma-Dusk-Mane @ Heavy-Duty Boots  
Ability: Prism Armor  
Tera Type: Water  
EVs: 252 HP / 204 Def / 52 Spe  
Impish Nature  
- Dragon Dance  
- Sunsteel Strike  
- Knock Off  
- Morning Sun  

Koraidon @ Loaded Dice  
Ability: Orichalcum Pulse  
Tera Type: Fairy  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Low Kick  
- Scale Shot  
- Substitute  
- Swords Dance  

Arceus-Fairy @ Pixie Plate  
Ability: Multitype  
Tera Type: Water  
EVs: 248 HP / 136 Def / 124 Spe  
Bold Nature  
IVs: 0 Atk  
- Iron Defense  
- Calm Mind  
- Recover  
- Judgment  

Eternatus @ Leftovers  
Ability: Pressure  
Tera Type: Fire  
EVs: 80 HP / 12 SpA / 252 SpD / 164 Spe  
Modest Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Recover  
- Fire Blast  
- Agility