Groudon @ Leftovers  
Ability: Drought  
Tera Type: Water  
EVs: 248 HP / 60 Def / 168 SpD / 32 Spe  
Impish Nature  
- Spikes  
- Precipice Blades  
- Will-O-Wisp  
- Protect  

Slowking-Galar @ Heavy-Duty Boots  
Ability: Regenerator  
Tera Type: Fairy  
EVs: 252 HP / 4 Def / 252 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Future Sight  
- Sludge Bomb  
- Toxic  
- Chilly Reception  

Zacian-Crowned @ Rusted Sword  
Ability: Intrepid Sword  
Tera Type: Flying  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Behemoth Blade  
- Play Rough  
- Wild Charge  

Arceus-Ground @ Earth Plate  
Ability: Multitype  
Tera Type: Poison  
EVs: 248 HP / 8 Def / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Judgment  
- Ice Beam  
- Recover  

Giratina-Origin @ Griseous Core  
Ability: Levitate  
Tera Type: Steel  
EVs: 248 HP / 208 SpA / 52 SpD  
Modest Nature  
IVs: 0 Atk  
- Draco Meteor  
- Hex  
- Thunder Wave  
- Defog  

Koraidon @ Choice Scarf  
Ability: Orichalcum Pulse  
Tera Type: Fire  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Collision Course  
- Dragon Claw  
- Flare Blitz  
- U-turn