Toxapex @ Eject Button  
Ability: Regenerator  
Tera Type: Poison  
EVs: 248 HP / 240 Def / 20 SpD  
Bold Nature  
IVs: 0 Atk  
- Haze  
- Scald  
- Toxic  
- Recover  

Diancie-Mega @ Diancite  
Ability: Magic Bounce  
Tera Type: Rock  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Diamond Storm  
- Moonblast  
- Stealth Rock  
- Earth Power  

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

Kingambit @ Black Glasses  
Ability: Defiant  
Tera Type: Dark  
EVs: 108 HP / 252 Atk / 148 Spe  
Adamant Nature  
- Knock Off  
- Pursuit  
- Iron Head  
- Sucker Punch  

Tornadus-Therian (M) @ Assault Vest  
Ability: Regenerator  
Tera Type: Flying  
EVs: 248 HP / 44 SpD / 216 Spe  
Hasty Nature  
- Hurricane  
- U-turn  
- Superpower  
- Knock Off  

Great Tusk @ Heavy-Duty Boots  
Ability: Protosynthesis  
Tera Type: Ground  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Headlong Rush  
- Close Combat  
- Rapid Spin  
- Ice Spinner