Calyrex-Ice @ Life Orb  
Ability: As One (Glastrier)  
EVs: 248 HP / 252 Atk / 8 SpD  
Brave Nature  
IVs: 0 Spe  
- Glacial Lance  
- Zen Headbutt  
- Close Combat  
- Swords Dance  

Magearna @ Fairium Z  
Ability: Soul-Heart  
EVs: 252 HP / 252 SpA / 4 SpD  
Quiet Nature  
IVs: 0 Atk  
- Trick Room  
- Fleur Cannon  
- Flash Cannon  
- Focus Blast  

Dracovish @ Choice Band  
Ability: Strong Jaw  
EVs: 248 HP / 252 Atk / 8 SpD  
Brave Nature  
IVs: 0 Spe  
- Fishious Rend  
- Crunch  
- Dragon Rush  
- Psychic Fangs  

Hatterene (F) @ Focus Sash  
Ability: Magic Bounce  
EVs: 252 HP / 252 SpA / 4 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Trick Room  
- Healing Wish  
- Mystical Fire  
- Misty Explosion  

Uxie @ Mental Herb  
Ability: Levitate  
EVs: 252 HP / 116 Def / 140 SpD  
Sassy Nature  
IVs: 0 Spe  
- Trick Room  
- Magic Coat  
- U-turn  
- Memento  

Melmetal @ Life Orb  
Ability: Iron Fist  
Gigantamax: Yes  
EVs: 252 HP / 252 Atk / 4 SpD  
Adamant Nature  
IVs: 0 Spe  
- Double Iron Bash  
- Thunder Punch  
- Ice Punch  
- Earthquake