Mewtwo-Mega-Y @ Mewtwonite Y  
Ability: Unnerve  
EVs: 80 Def / 252 SpA / 176 Spe  
Timid Nature  
- Nasty Plot  
- Psystrike  
- Fire Blast  
- Focus Blast  

Necrozma-Dusk-Mane @ Leftovers  
Ability: Prism Armor  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Stealth Rock  
- Morning Sun  
- Sunsteel Strike  
- Knock Off  

Arceus-Dark @ Dread Plate  
Ability: Multitype  
EVs: 252 HP / 132 SpD / 124 Spe  
Calm Nature  
- Judgment  
- Recover  
- Defog  
- Refresh  

Arceus-Water @ Splash Plate  
Ability: Multitype  
EVs: 248 HP / 240 Def / 20 Spe  
Bold Nature  
- Ice Beam  
- Will-O-Wisp  
- Recover  
- Refresh  

Lunala @ Choice Specs  
Ability: Shadow Shield  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
- Psyshock  
- Trick  
- Focus Blast  
- Moongeist Beam  

Ditto @ Choice Scarf  
Ability: Imposter  
EVs: 248 HP / 8 Atk / 252 Def  
Impish Nature  
- Transform