Corviknight @ Light Clay  
Ability: Pressure  
Tera Type: Flying  
EVs: 248 HP / 252 Def / 8 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Reflect  
- Light Screen  
- U-turn  
- Brave Bird  

Basculegion (M) @ Diancite  
Ability: Swift Swim  
Tera Type: Water  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Last Respects  
- Liquidation  
- Head Smash  
- Wave Crash  

Magearna @ Pinsirite  
Ability: Soul-Heart  
Tera Type: Steel  
EVs: 120 HP / 252 Atk / 136 Spe  
Adamant Nature  
- Shift Gear  
- Body Slam  
- Pain Split  
- Ice Spinner  

Groudon @ Leftovers  
Ability: Drought  
Tera Type: Ground  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Precipice Blades  
- Stone Edge  
- Fire Punch  

Regieleki @ Glalitite  
Ability: Transistor  
Tera Type: Electric  
EVs: 252 Atk / 40 SpA / 216 Spe  
Naughty Nature  
- Volt Switch  
- Extreme Speed  
- Rapid Spin  
- Explosion  

Arceus-Water @ Splash Plate  
Ability: Multitype  
Tera Type: Water  
EVs: 248 HP / 136 SpA / 124 Spe  
Modest Nature  
IVs: 0 Atk  
- Calm Mind  
- Recover  
- Judgment  
- Ice Beam