Holly Berry (Shuckle) @ Mental Herb  
Ability: Sturdy  
Tera Type: Steel  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk / 0 Spe  
- Final Gambit  
- Encore  
- Stealth Rock  
- Sticky Web  

Murkrohoho (Yveltal) @ Life Orb  
Ability: Dark Aura  
Tera Type: Dark  
EVs: 4 Atk / 252 SpA / 252 Spe  
Naive Nature  
- Dark Pulse  
- Oblivion Wing  
- Taunt  
- Sucker Punch  

Christmas Lights (Eternatus) @ Power Herb  
Ability: Pressure  
Tera Type: Dragon  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Meteor Beam  
- Dynamax Cannon  
- Sludge Bomb  
- Flamethrower  

Star of Bethlehem (Necrozma-Dusk-Mane) @ Ultranecrozium Z  
Ability: Prism Armor  
Tera Type: Psychic  
EVs: 24 HP / 248 Atk / 92 Def / 4 SpD / 140 Spe  
Adamant Nature  
- Dragon Dance  
- Photon Geyser  
- Earthquake  
- Stone Edge  

Santa Claus (Groudon) @ Red Orb  
Ability: Drought  
Tera Type: Ground  
EVs: 140 HP / 252 Atk / 116 Spe  
Adamant Nature  
- Rock Polish  
- Swords Dance  
- Precipice Blades  
- Heat Crash  

Jingle Bells (Calyrex-Ice) @ Choice Scarf  
Ability: As One (Glastrier)  
Tera Type: Ice  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
IVs: 0 SpA  
- Glacial Lance  
- High Horsepower  
- Double Kick  
- Trick