Ditto @ Choice Scarf  
Ability: Imposter  
Tera Type: Normal  
EVs: 248 HP / 8 Atk / 252 Def  
Relaxed Nature  
IVs: 30 SpA / 30 SpD / 1 Spe  
- Transform  

Beedrill-Mega @ Beedrillite  
Ability: Sniper  
Shiny: Yes  
Tera Type: Ground  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- U-turn  
- Poison Jab  
- Drill Run  
- Knock Off  

Tapu Lele @ Choice Specs  
Ability: Psychic Surge  
Tera Type: Psychic  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Moonblast  
- Psychic  
- Hidden Power [Fire]  
- Psyshock  

Blissey @ Heavy-Duty Boots  
Ability: Natural Cure  
Tera Type: Dark  
EVs: 4 HP / 252 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Seismic Toss  
- Teleport  
- Soft-Boiled  
- Stealth Rock  

Gliscor @ Toxic Orb  
Ability: Poison Heal  
Hidden Power: Electric  
Tera Type: Grass  
EVs: 244 HP / 204 Def / 60 SpD  
Impish Nature  
- Defog  
- Protect  
- Earthquake  
- Toxic  

Aegislash @ Leftovers  
Ability: Stance Change  
Tera Type: Flying  
EVs: 252 HP / 4 Def / 252 SpD  
Sassy Nature  
- Shadow Ball  
- King's Shield  
- Toxic  
- Sacred Sword