Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 HP / 4 Atk / 252 SpD  
Careful Nature  
- Stealth Rock  
- Toxic  
- Precipice Blades  
- Roar  

Giratina-Origin @ Griseous Orb  
Ability: Levitate  
EVs: 248 Atk / 248 Def / 12 Spe  
Adamant Nature  
- Defog  
- Dragon Tail  
- Shadow Sneak  
- Earthquake  

Yveltal @ Choice Band  
Ability: Dark Aura  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Knock Off  
- U-turn  
- Sucker Punch  
- Foul Play  

Xerneas @ Choice Scarf  
Ability: Fairy Aura  
EVs: 32 Def / 252 SpA / 224 Spe  
Modest Nature  
IVs: 0 Atk  
- Sleep Talk  
- Moonblast  
- Geomancy  

Gengar-Mega @ Gengarite  
Ability: Shadow Tag  
EVs: 252 HP / 4 Def / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Protect  
- Substitute  
- Perish Song  
- Destiny Bond  

Arceus-Steel @ Iron Plate  
Ability: Multitype  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Swords Dance  
- Recover  
- Iron Head  
- Earthquake