Rayquaza @ Life Orb  
Ability: Aerilate  
Tera Type: Dragon  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 Spe  
Rash Nature  
IVs: 0 SpD  
- Boomburst  
- Extreme Speed  
- Headlong Rush  
- Strength Sap  

Corviknight @ Ability Shield  
Ability: Magic Bounce  
Tera Type: Flying  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Careful Nature  
IVs: 0 Spe  
- Circle Throw  
- Teleport  
- Mortal Spin  
- Slack Off  

Giratina @ Covert Cloak  
Ability: Mold Breaker  
Tera Type: Ghost  
EVs: 252 HP / 252 Def / 252 SpD / 252 Spe  
Bold Nature  
IVs: 0 Atk  
- Sticky Web  
- Spikes  
- Will-O-Wisp  
- Soft-Boiled  

Dialga-Origin @ Covert Cloak  
Ability: Ice Scales  
Tera Type: Steel  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Calm Nature  
- Revelation Dance  
- Spikes  
- Knock Off  
- Roost  

Dondozo @ Rocky Helmet  
Ability: Fur Coat  
Tera Type: Water  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Jungle Healing  
- Strength Sap  
- Rapid Spin  
- Flip Turn  

Blissey (F) @ Spooky Plate  
Ability: Imposter  
Tera Type: Normal  
EVs: 252 HP / 252 Def / 252 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Dragon Tail  
- Heal Bell  
- Soft-Boiled  
- Parting Shot