Mew @ Focus Sash  
Ability: Synchronize  
Tera Type: Fairy  
EVs: 252 HP / 4 Def / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Stealth Rock  
- Spikes  
- Taunt  
- Misty Explosion  

Jirachi @ Choice Scarf  
Ability: Serene Grace  
Tera Type: Steel  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Iron Head  
- Healing Wish  
- U-turn  
- Trick  

Shaymin @ Leftovers  
Ability: Natural Cure  
Tera Type: Ground  
EVs: 252 HP / 4 Def / 252 SpA  
Modest Nature  
IVs: 0 Atk  
- Seed Flare  
- Earth Power  
- Dazzling Gleam  
- Synthesis  

Meloetta @ Leftovers  
Ability: Serene Grace  
Tera Type: Fairy  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Psyshock  
- Focus Blast  
- Alluring Voice  

Diancie @ Power Herb  
Ability: Clear Body  
Tera Type: Water  
EVs: 252 HP / 4 Def / 252 SpA  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Meteor Beam  
- Earth Power  
- Moonblast  
- Trick Room  

Hoopa @ Custap Berry  
Ability: Magician  
Tera Type: Fighting  
EVs: 252 HP / 4 Def / 252 SpA  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Shadow Ball  
- Psyshock  
- Focus Blast  
- Substitute