Orthworm @ Sitrus Berry  
Ability: Earth Eater  
Tera Type: Water  
EVs: 248 HP / 252 Def / 8 SpD  
Impish Nature  
- Shed Tail  
- Spikes  
- Body Press  
- Iron Head  

Calyrex-Ice @ Heavy-Duty Boots  
Ability: As One (Glastrier)  
Tera Type: Fire  
EVs: 252 HP / 252 Atk / 4 Def  
Adamant Nature  
- Trick Room  
- Glacial Lance  
- Swords Dance  
- High Horsepower  

Koraidon @ Loaded Dice  
Ability: Orichalcum Pulse  
Tera Type: Ghost  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Scale Shot  
- Swords Dance  
- Flare Blitz  
- Low Kick  

Necrozma-Dusk-Mane @ Weakness Policy  
Ability: Prism Armor  
Tera Type: Fire  
EVs: 252 HP / 252 Atk / 4 SpA  
Brave Nature  
- Trick Room  
- Swords Dance  
- Photon Geyser  
- Earthquake  

Arceus @ Silk Scarf  
Ability: Multitype  
Tera Type: Normal  
EVs: 200 HP / 252 Atk / 56 Spe  
Adamant Nature  
- Swords Dance  
- Extreme Speed  
- Shadow Claw  
- Recover  

Eternatus @ Power Herb  
Ability: Pressure  
Tera Type: Fairy  
EVs: 192 HP / 252 SpA / 64 Spe  
Modest Nature  
IVs: 0 Atk  
- Agility  
- Meteor Beam  
- Dynamax Cannon  
- Fire Blast