Calyrex-Ice @ Choice Band  
Ability: As One (Glastrier)  
Tera Type: Psychic  
EVs: 252 HP / 252 Atk / 4 SpD  
Brave Nature  
IVs: 0 Spe  
- Glacial Lance  
- High Horsepower  
- Close Combat  
- Zen Headbutt  

Magearna @ Cameruptite  
Ability: Soul-Heart  
Tera Type: Steel  
EVs: 252 HP / 252 SpA / 4 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Focus Blast  
- Ice Beam  
- Trick Room  
- Thunderbolt  

Cresselia (F) @ Sablenite  
Ability: Levitate  
Tera Type: Psychic  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Trick Room  
- Moonlight  
- Lunar Dance  
- Moonblast  

Ursaluna @ Altarianite  
Ability: Guts  
Tera Type: Ground  
EVs: 252 HP / 252 Atk / 4 SpD  
Brave Nature  
IVs: 0 Spe  
- Headlong Rush  
- Double-Edge  
- Swords Dance  
- Supercell Slam  

Heatran @ Charizardite Y  
Ability: Flash Fire  
Tera Type: Fire  
EVs: 252 HP / 252 SpA / 4 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Flamethrower  
- Solar Beam  
- Earth Power  
- Power Gem  

Slowking-Galar @ Latiasite  
Ability: Regenerator  
Tera Type: Poison  
EVs: 252 HP / 56 Def / 200 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Trick Room  
- Chilly Reception  
- Slack Off  
- Toxic