Mewtwo @ Choice Specs  
Ability: Unnerve  
Tera Type: Fire  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Psystrike  
- Fire Blast  
- Grass Knot  
- Ice Beam  

Miraidon @ Heavy-Duty Boots  
Ability: Hadron Engine  
Shiny: Yes  
Tera Type: Dragon  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Electro Drift  
- U-turn  
- Draco Meteor  
- Taunt  

Koraidon @ Choice Scarf  
Ability: Orichalcum Pulse  
Shiny: Yes  
Tera Type: Fire  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Close Combat  
- Dragon Claw  
- U-turn  
- Flare Blitz  

Skeledirge @ Heavy-Duty Boots  
Ability: Unaware  
Shiny: Yes  
Tera Type: Water  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
IVs: 0 Atk  
- Torch Song  
- Will-O-Wisp  
- Earth Power  
- Slack Off  

Ting-Lu @ Leftovers  
Ability: Vessel of Ruin  
Tera Type: Poison  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Spikes  
- Stealth Rock  
- Earthquake  
- Whirlwind  

Arceus-Fairy @ Pixie Plate  
Ability: Multitype  
Tera Type: Water  
EVs: 248 HP / 136 Def / 124 Spe  
Bold Nature  
IVs: 0 Atk  
- Taunt  
- Judgment  
- Recover  
- Calm Mind