Arceus @ Sky Plate  
Ability: Multitype  
Tera Type: Steel  
EVs: 72 HP / 132 Def / 16 SpA / 36 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Judgment  
- Recover  
- Taunt  

Necrozma-Dusk-Mane @ Mental Herb  
Ability: Prism Armor  
Tera Type: Flying  
EVs: 248 HP / 228 Def / 32 Spe  
Impish Nature  
- Thunder Wave  
- Moonlight  
- Stealth Rock  
- Iron Head  

Zygarde @ Mental Herb  
Ability: Power Construct  
Tera Type: Fairy  
EVs: 248 HP / 204 Def / 56 Spe  
Impish Nature  
- Coil  
- Glare  
- Rest  
- Thousand Arrows  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
Tera Type: Ground  
EVs: 248 HP / 68 Def / 176 SpD / 16 Spe  
Impish Nature  
- Toxic  
- Rock Tomb  
- Swords Dance  
- Precipice Blades  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
Tera Type: Fairy  
EVs: 248 HP / 188 Def / 56 SpD / 16 Spe  
Impish Nature  
- Thunder Wave  
- Brave Bird  
- Defog  
- Whirlwind  

Eternatus @ Wise Glasses  
Ability: Pressure  
Tera Type: Dark  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Sludge Bomb  
- Recover  
- Fire Blast