Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 144 Atk / 112 SpD / 252 Spe  
Jolly Nature  
- Precipice Blades  
- Rock Tomb  
- Stealth Rock  
- Swords Dance  

Ho-Oh @ Life Orb  
Ability: Regenerator  
EVs: 104 HP / 252 Atk / 152 Spe  
Adamant Nature  
- Sacred Fire  
- Brave Bird  
- Recover  
- Toxic  

Xerneas @ Choice Specs  
Ability: Fairy Aura  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 1 Atk  
- Moonblast  
- Grass Knot  
- Hidden Power [Fire]  
- Aromatherapy  

Necrozma-Dusk-Mane @ Ultranecrozium Z  
Ability: Prism Armor  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Photon Geyser  
- Earthquake  
- Rock Blast  

Yveltal @ Choice Scarf  
Ability: Dark Aura  
EVs: 72 HP / 252 Def / 184 Spe  
Jolly Nature  
- Foul Play  
- U-turn  
- Toxic  
- Defog  

Mewtwo @ Mewtwonite X  
Ability: Pressure  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Low Kick  
- Taunt  
- Ice Beam  
- Zen Headbutt