Dialga @ Dragonium Z  
Ability: Pressure  
Tera Type: Steel  
EVs: 252 HP / 252 SpA / 4 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Trick Room  
- Fire Blast  
- Draco Meteor  
- Steel Beam  

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

Porygon2 @ Eviolite  
Ability: Trace  
Tera Type: Normal  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Tri Attack  
- Trick Room  
- Recover  
- Teleport  

Hatterene (F) @ Focus Sash  
Ability: Magic Bounce  
Tera Type: Psychic  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Healing Wish  
- Trick Room  
- Psychic  
- Mystical Fire  

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

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
Tera Type: Fire  
EVs: 252 HP / 252 Atk / 4 SpD  
Brave Nature  
IVs: 0 Spe  
- Stone Edge  
- Precipice Blades  
- Stealth Rock  
- Eruption