Furious Grinch (Hoopa-Unbound) @ Roseli Berry  
Ability: Magician  
Tera Type: Psychic  
EVs: 76 HP / 252 Atk / 180 Spe  
Adamant Nature  
- Gunk Shot  
- Hyperspace Fury  
- Zen Headbutt  
- Drain Punch  

Merry Mouse Mas (Maushold-Four) @ Wide Lens  
Ability: Technician  
Tera Type: Normal  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Population Bomb  
- Endure  
- Encore  
- Taunt  

Christmas Star (Zapdos) @ Maranga Berry  
Ability: Pressure  
Tera Type: Electric  
EVs: 252 HP / 4 SpA / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Roost  
- Substitute  
- Thunderbolt  
- Eerie Impulse