Groudon-Primal @ Red Orb  
Ability: Desolate Land  
Shiny: Yes  
EVs: 252 HP / 4 Atk / 252 Def  
Lax Nature  
- Overheat  
- Toxic  
- Stealth Rock  
- Precipice Blades  

Marshadow @ Life Orb  
Ability: Technician  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Spectral Thief  
- Close Combat  
- Shadow Sneak  
- Rock Tomb  

Mewtwo-Mega-Y @ Mewtwonite Y  
Ability: Insomnia  
Shiny: Yes  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Psystrike  
- Fire Blast  
- Ice Beam  

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

Arceus-Fairy @ Pixie Plate  
Ability: Multitype  
Shiny: Yes  
EVs: 144 HP / 208 Def / 156 SpA  
Timid Nature  
IVs: 0 Atk  
- Recover  
- Defog  
- Judgment  
- Ice Beam  

Necrozma-Dawn-Wings @ Choice Specs  
Ability: Prism Armor  
EVs: 252 HP / 252 SpA / 4 SpD  
Modest Nature  
IVs: 0 Atk  
- Power Gem  
- Earth Power  
- Moongeist Beam  
- Photon Geyser