Darkrai @ Life Orb  
Ability: Bad Dreams  
Tera Type: Dark  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Dark Pulse  
- Thunderbolt  
- Sludge Bomb  
- Nasty Plot  

Zygarde @ Lum Berry  
Ability: Aura Break  
Tera Type: Dragon  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Thousand Arrows  
- Substitute  
- Dragon Dance  
- Glare  

Mewtwo-Mega-Y @ Mewtwonite Y  
Ability: Insomnia  
Tera Type: Psychic  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Thunderbolt  
- Ice Beam  
- Psystrike  

Tornadus-Therian (M) @ Flyinium Z  
Ability: Regenerator  
Tera Type: Flying  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Hurricane  
- Heat Wave  
- Nasty Plot  
- Taunt  

Grimmsnarl (M) @ Light Clay  
Ability: Prankster  
Tera Type: Dark  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Reflect  
- Light Screen  
- Taunt  
- Parting Shot  

Iron Hands @ Sitrus Berry  
Ability: Quark Drive  
Tera Type: Fighting  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Drain Punch  
- Thunder Punch  
- Ice Punch  
- Belly Drum