Mewtwo-Mega-X @ Mewtwonite X  
Ability: Steadfast  
EVs: 25 HP / 200 Atk / 31 Def / 200 SpA / 31 SpD / 21 Spe  
- Power-Up Punch  
- Psyshock  
- Drain Punch  
- Ice Beam  

Necrozma-Dusk-Mane @ Leftovers  
Ability: Prism Armor  
EVs: 252 HP / 252 Atk / 4 SpA  
Brave Nature  
- Stealth Rock  
- Dark Pulse  
- Iron Head  
- Night Slash  

Arceus-Ground @ Earth Plate  
Ability: Multitype  
EVs: 252 HP / 4 Atk / 252 SpA  
Mild Nature  
- Defog  
- Judgment  
- Extreme Speed  
- Dragon Pulse  

Yveltal @ Assault Vest  
Ability: Dark Aura  
EVs: 248 HP / 252 SpA / 8 SpD  
Modest Nature  
IVs: 0 Atk  
- Oblivion Wing  
- Air Slash  
- Foul Play  
- Heat Wave  

Groudon @ Firium Z  
Ability: Drought  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Earthquake  
- Fire Punch  
- Swords Dance  
- Thunder Punch  

Kyurem-White @ Choice Specs  
Ability: Turboblaze  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Dragon Pulse  
- Earth Power  
- Flash Cannon  
- Ice Beam