Koraidon @ Heavy-Duty Boots  
Ability: Orichalcum Pulse  
Tera Type: Steel  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Close Combat  
- Scale Shot  
- Iron Head  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
Tera Type: Dark  
EVs: 252 HP / 28 Def / 144 SpD / 84 Spe  
Careful Nature  
- Sacred Fire  
- Brave Bird  
- Whirlwind  
- Recover  

Eternatus @ Heavy-Duty Boots  
Ability: Pressure  
Tera Type: Ghost  
EVs: 244 HP / 132 SpD / 132 Spe  
Timid Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Toxic  
- Recover  
- Flamethrower  

Groudon @ Leftovers  
Ability: Drought  
Tera Type: Water  
EVs: 240 HP / 176 Def / 24 Spe  
Impish Nature  
- Precipice Blades  
- Stealth Rock  
- Spikes  
- Roar  

Arceus-Fairy @ Pixie Plate  
Ability: Multitype  
Tera Type: Water  
EVs: 240 HP / 140 Def / 128 Spe  
Bold Nature  
IVs: 0 Atk  
- Judgment  
- Calm Mind  
- Taunt  
- Recover  

Kyogre @ Heavy-Duty Boots  
Ability: Drizzle  
Tera Type: Fairy  
EVs: 248 HP / 164 Def / 72 SpA / 24 Spe  
Bold Nature  
IVs: 0 Atk  
- Origin Pulse  
- Thunder  
- Ice Beam  
- Thunder Wave