Grimmsnarl (M) @ Light Clay  
Ability: Prankster  
Tera Type: Ghost  
EVs: 252 HP / 108 Def / 148 SpD  
Careful Nature  
IVs: 0 Atk  
- Reflect  
- Light Screen  
- Taunt  
- Parting Shot  

Arceus-Ice @ Icicle Plate  
Ability: Multitype  
Tera Type: Ghost  
EVs: 136 HP / 252 SpA / 120 Spe  
Modest Nature  
IVs: 0 Atk  
- Agility  
- Calm Mind  
- Judgment  
- Earth Power  

Miraidon @ Weakness Policy  
Ability: Hadron Engine  
Tera Type: Fairy  
EVs: 160 HP / 252 SpA / 96 Spe  
Modest Nature  
- Calm Mind  
- Agility  
- Parabolic Charge  
- Dragon Pulse  

Orthworm @ Sitrus Berry  
Ability: Earth Eater  
Tera Type: Water  
EVs: 248 HP / 252 Def / 8 SpD  
Impish Nature  
- Shed Tail  
- Stealth Rock  
- Body Press  
- Iron Head  

Koraidon @ Life Orb  
Ability: Orichalcum Pulse  
Tera Type: Fire  
EVs: 120 HP / 252 Atk / 136 Spe  
Adamant Nature  
- Swords Dance  
- Flame Charge  
- Close Combat  
- Wild Charge  

Mewtwo @ Expert Belt  
Ability: Pressure  
Tera Type: Fighting  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Taunt  
- Psystrike  
- Focus Blast