Diancie @ Leftovers  
Ability: Clear Body  
Tera Type: Rock  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
- Diamond Storm  
- Moonblast  
- Stealth Rock  
- Protect  

Corviknight @ Leftovers  
Ability: Pressure  
Tera Type: Flying  
EVs: 248 HP / 16 Def / 244 SpD  
Impish Nature  
- Brave Bird  
- Bulk Up  
- Substitute  
- Roost  

Volcarona @ Heavy-Duty Boots  
Ability: Flame Body  
Tera Type: Fire  
EVs: 252 HP / 156 Def / 16 SpA / 84 Spe  
Bold Nature  
IVs: 0 Atk  
- Flamethrower  
- Psychic  
- Quiver Dance  
- Morning Sun  

Dragapult @ Choice Specs  
Ability: Infiltrator  
Tera Type: Dragon  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Draco Meteor  
- Shadow Ball  
- Hex  
- U-turn  

Gastrodon @ Heavy-Duty Boots  
Ability: Storm Drain  
Tera Type: Water  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Chilling Water  
- Earth Power  
- Spikes  
- Recover  

Giratina-Origin @ Griseous Core  
Ability: Levitate  
Tera Type: Ghost  
EVs: 248 HP / 212 SpA / 36 SpD / 12 Spe  
Modest Nature  
IVs: 0 Atk  
- Draco Meteor  
- Hex  
- Will-O-Wisp  
- Defog