Mew @ Mental Herb  
Ability: Synchronize  
Tera Type: Ghost  
EVs: 252 HP / 4 Def / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Transform  
- Imprison  
- Trick Room  
- Tailwind  

Annihilape @ Choice Scarf  
Ability: Defiant  
Tera Type: Fire  
EVs: 252 HP / 4 Atk / 252 Spe  
Jolly Nature  
- Final Gambit  
- Close Combat  
- Phantom Force  
- U-turn  

Grimmsnarl @ Light Clay  
Ability: Prankster  
Tera Type: Steel  
EVs: 172 HP / 4 Atk / 100 Def / 92 SpD / 140 Spe  
Adamant Nature  
- Light Screen  
- Reflect  
- Fake Out  
- Throat Chop  

Ogerpon-Wellspring @ Wellspring Mask  
Ability: Water Absorb  
Tera Type: Water  
EVs: 164 HP / 84 Atk / 4 Def / 164 SpD / 92 Spe  
Careful Nature  
- Ivy Cudgel  
- Follow Me  
- Horn Leech  
- Spiky Shield  

Ursaluna @ Flame Orb  
Ability: Guts  
Tera Type: Normal  
EVs: 252 HP / 252 Atk / 4 SpD  
Brave Nature  
IVs: 0 Spe  
- Earthquake  
- Headlong Rush  
- Facade  
- Protect  

Dialga-Origin @ Adamant Crystal  
Ability: Telepathy  
Tera Type: Grass  
EVs: 164 HP / 4 Def / 252 SpA / 68 SpD / 20 Spe  
Modest Nature  
IVs: 0 Atk  
- Draco Meteor  
- Flash Cannon  
- Flamethrower  
- Protect