Swampert-Mega @ Ability Shield  
Ability: Wonder Guard  
Tera Type: Dark  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Relaxed Nature  
IVs: 30 HP / 0 Spe  
- Flip Turn  
- Ceaseless Edge  
- Heal Bell  
- Strength Sap  

Blissey @ Ability Shield  
Ability: Wonder Guard  
Tera Type: Water  
EVs: 252 HP / 252 Def / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Salt Cure  
- Tidy Up  
- Teleport  
- Soft-Boiled  

Solgaleo @ Heavy-Duty Boots  
Ability: Fur Coat  
Tera Type: Fire  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Impish Nature  
- Gigaton Hammer  
- Spirit Shackle  
- Tidy Up  
- Strength Sap  

Arceus-Fairy @ Pixie Plate  
Ability: Magic Bounce  
Tera Type: Water  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Bold Nature  
IVs: 30 HP / 0 Atk  
- Scald  
- Judgment  
- Corrosive Gas  
- Strength Sap  

Mewtwo-Mega-Y @ Heavy-Duty Boots  
Ability: Dazzling  
Tera Type: Fairy  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Mild Nature  
IVs: 30 HP  
- Photon Geyser  
- Magical Torque  
- Corrosive Gas  
- Shell Smash  

Slaking @ Heavy-Duty Boots  
Ability: Huge Power  
Tera Type: Water  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
IVs: 30 HP  
- Fake Out  
- Extreme Speed  
- Sunsteel Strike  
- Corrosive Gas