Groudon-Primal @ Red Orb  
Ability: Desolate Land  
Tera Type: Ground  
EVs: 4 HP / 252 Atk / 252 SpA  
Quiet Nature  
IVs: 0 Spe  
- Eruption  
- Solar Beam  
- Stone Edge  
- Precipice Blades  

Kyogre-Primal @ Blue Orb  
Ability: Primordial Sea  
Tera Type: Water  
EVs: 4 HP / 252 Def / 252 SpA  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Origin Pulse  
- Ice Beam  
- Thunder  
- Calm Mind  

Cresselia @ Mental Herb  
Ability: Levitate  
Shiny: Yes  
Tera Type: Water  
EVs: 252 HP / 176 Def / 80 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Lunar Dance  
- Trick Room  
- Toxic  
- Moonlight  

Arceus @ Mental Herb  
Ability: Multitype  
Tera Type: Ghost  
EVs: 248 HP / 216 Def / 44 SpD  
Impish Nature  
IVs: 0 Atk / 0 Spe  
- Roar  
- Defog  
- Healing Wish  
- Trick Room  

Melmetal @ Choice Band  
Ability: Iron Fist  
EVs: 252 HP / 252 Atk / 4 SpD  
Brave Nature  
IVs: 0 Spe  
- Double Iron Bash  
- Thunder Punch  
- Ice Punch  
- Superpower  

Hatterene @ Focus Sash  
Ability: Magic Bounce  
Tera Type: Psychic  
EVs: 252 HP / 4 Def / 252 SpA  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Future Sight  
- Mystical Fire  
- Healing Wish  
- Trick Room