Beedrill-Mega @ Black Sludge  
Ability: Wonder Guard  
Tera Type: Grass  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Trick  
- Taunt  
- Toxic Spikes  
- Knock Off  

Arceus-Water @ Ability Shield  
Ability: Wonder Guard  
Tera Type: Grass  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Surging Strikes  
- Soft-Boiled  
- Perish Song  
- Revival Blessing  

Arceus-Grass @ Fist Plate  
Ability: Magic Bounce  
Tera Type: Ice  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Bold Nature  
IVs: 0 Atk  
- Haze  
- Judgment  
- Soft-Boiled  
- Tidy Up  

Regieleki @ Choice Scarf  
Ability: Comatose  
Tera Type: Flying  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Sleep Talk  
- Revival Blessing  
- Magical Torque  
- Blazing Torque  

Mewtwo-Mega-X @ Ability Shield  
Ability: Huge Power  
Tera Type: Ice  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Ice Shard  
- Sacred Sword  
- Bone Rush  
- Taunt  

Regieleki @ Ability Shield  
Ability: No Guard  
Tera Type: Ice  
EVs: 252 HP / 252 Def / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Taunt  
- Gastro Acid  
- Spikes  
- Sheer Cold