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

Zygarde @ Loaded Dice  
Ability: Power Construct  
Tera Type: Fairy  
EVs: 12 HP / 216 Atk / 48 SpD / 232 Spe  
Adamant Nature  
- Dragon Dance  
- Thousand Arrows  
- Scale Shot  
- Stone Edge  

Zacian-Crowned @ Rusted Sword  
Ability: Intrepid Sword  
Tera Type: Fairy  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Close Combat  
- Behemoth Blade  
- Wild Charge  

Kyogre @ Blue Orb  
Ability: Drizzle  
Tera Type: Water  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Origin Pulse  
- Ice Beam  
- Thunder  
- Calm Mind  

Arceus @ Silk Scarf  
Ability: Multitype  
Tera Type: Ghost  
EVs: 240 HP / 252 Atk / 16 Spe  
Adamant Nature  
- Swords Dance  
- Extreme Speed  
- Shadow Claw  
- Recover  

Yveltal @ Life Orb  
Ability: Dark Aura  
Tera Type: Dark  
EVs: 4 Atk / 252 SpA / 252 Spe  
Naive Nature  
- Dark Pulse  
- Oblivion Wing  
- Taunt  
- Sucker Punch