Jirachi @ Covert Cloak  
Ability: Serene Grace  
Tera Type: Water  
EVs: 252 HP / 80 Def / 176 SpD  
Impish Nature  
- Iron Head  
- Follow Me  
- Life Dew  
- Stealth Rock  

Volcarona @ Buginium Z  
Ability: Flame Body  
Tera Type: Bug  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Heat Wave  
- Bug Buzz  
- Quiver Dance  
- Protect  

Diancie-Mega @ Diancite  
Ability: Clear Body  
Tera Type: Rock  
EVs: 4 HP / 252 Atk / 252 Spe  
Naive Nature  
- Diamond Storm  
- Moonblast  
- Substitute  
- Protect  

Raging Bolt @ Leftovers  
Ability: Protosynthesis  
Tera Type: Water  
EVs: 252 HP / 252 SpA / 4 Spe  
Modest Nature  
IVs: 20 Atk  
- Thunderclap  
- Dragon Pulse  
- Calm Mind  
- Protect  

Rillaboom @ Assault Vest  
Ability: Grassy Surge  
Tera Type: Fire  
EVs: 248 HP / 84 Atk / 52 Def / 116 SpD / 8 Spe  
Adamant Nature  
- Fake Out  
- Grassy Glide  
- Wood Hammer  
- U-turn  

Tornadus (M) @ Flyinium Z  
Ability: Prankster  
Tera Type: Flying  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Bleakwind Storm  
- Tailwind  
- Taunt  
- Protect