Aggron-Mega @ Aggronite  
Ability: Sturdy  
Tera Type: Steel  
EVs: 252 HP / 4 Atk / 252 Def  
Impish Nature  
- Iron Head  
- Head Smash  
- Body Press  
- Roar  

Zacian-Crowned @ Rusted Sword  
Ability: Intrepid Sword  
Tera Type: Electric  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Behemoth Blade  
- Play Rough  
- Crunch  
- Wild Charge  

Arceus @ Leftovers  
Ability: Multitype  
Shiny: Yes  
Tera Type: Ghost  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Dragon Tail  
- Defog  
- Recover  
- Toxic  

Deoxys-Attack @ Life Orb  
Ability: Pressure  
Tera Type: Normal  
EVs: 4 HP / 252 Atk / 12 SpA / 240 Spe  
Hasty Nature  
- Psycho Boost  
- Extreme Speed  
- Fire Punch  
- Ice Punch  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
Tera Type: Flying  
EVs: 252 HP / 252 Atk / 4 SpA  
Naughty Nature  
- Earthquake  
- Fire Punch  
- Solar Beam  
- Rock Polish  

Absolute Menace (Ditto) @ Choice Scarf  
Ability: Imposter  
Tera Type: Normal  
EVs: 252 HP / 252 Def / 4 Spe  
Impish Nature  
IVs: 30 Atk  
- Transform