Arceus @ Silk Scarf  
Ability: Multitype  
Tera Type: Ghost  
EVs: 252 HP / 252 Atk / 4 SpD  
Adamant Nature  
- Extreme Speed  
- Shadow Claw  
- Recover  
- Dragon Dance  

Calyrex-Shadow @ Leftovers  
Ability: As One (Spectrier)  
Tera Type: Normal  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Astral Barrage  
- Psyshock  
- Leech Seed  
- Substitute  

Rayquaza-Mega @ Silk Scarf  
Ability: Air Lock  
Tera Type: Dragon  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Dragon Ascent  
- Extreme Speed  
- V-create  
- Toxic  

Groudon @ Red Orb  
Ability: Drought  
Tera Type: Ground  
EVs: 252 HP / 80 Atk / 36 Def / 8 SpD / 132 Spe  
Adamant Nature  
- Stealth Rock  
- Toxic  
- Precipice Blades  
- Rock Tomb  

Shedinja @ Heavy-Duty Boots  
Ability: Wonder Guard  
Tera Type: Ground  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Poltergeist  
- Will-O-Wisp  
- Protect  
- Baton Pass  

Yveltal @ Life Orb  
Ability: Dark Aura  
Tera Type: Steel  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Dark Pulse  
- Oblivion Wing  
- Toxic  
- Sucker Punch