Miraidon @ Covert Cloak  
Ability: Ice Scales  
Tera Type: Electric  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
- Torch Song  
- Thunder Cage  
- Topsy-Turvy  
- Strength Sap  

Ting-Lu @ Assault Vest  
Ability: Regenerator  
Tera Type: Dark  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Knock Off  
- Stone Axe  
- U-turn  
- Comeuppance  

Gyarados-Mega @ Covert Cloak  
Ability: Magic Bounce  
Tera Type: Water  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Victory Dance  
- Strength Sap  
- Salt Cure  
- Jaw Lock  

Giratina @ Covert Cloak  
Ability: Prankster  
Tera Type: Steel  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Careful Nature  
IVs: 0 Atk  
- Haze  
- Strength Sap  
- Parting Shot  
- Wish  

Dialga-Origin @ Adamant Crystal  
Ability: Ice Scales  
Tera Type: Steel  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Sassy Nature  
- Mortal Spin  
- Strength Sap  
- Revelation Dance  
- Knock Off  

Melmetal @ Rocky Helmet  
Ability: Fur Coat  
Tera Type: Steel  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Impish Nature  
- Circle Throw  
- Strength Sap  
- Spikes  
- Mortal Spin