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

Zamazenta @ Choice Band  
Ability: Dauntless Shield  
Tera Type: Fighting  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Close Combat  
- Crunch  
- Wild Charge  
- Ice Fang  

Slowbro @ Heavy-Duty Boots  
Ability: Regenerator  
Tera Type: Dragon  
EVs: 248 HP / 252 Def / 8 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Future Sight  
- Teleport  
- Slack Off  
- Scald  

Kingambit @ Black Glasses  
Ability: Defiant  
Tera Type: Poison  
EVs: 116 HP / 252 Atk / 140 Spe  
Adamant Nature  
- Pursuit  
- Sucker Punch  
- Knock Off  
- Iron Head  

Tornadus-Therian @ Assault Vest  
Ability: Regenerator  
Tera Type: Water  
EVs: 244 HP / 44 SpD / 220 Spe  
Timid Nature  
- Hurricane  
- Knock Off  
- Heat Wave  
- U-turn  

Garchomp @ Dragonium Z  
Ability: Rough Skin  
Tera Type: Dragon  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Outrage  
- Stealth Rock  
- Earthquake  
- Swords Dance