Gengar-Mega @ Gengarite  
Ability: Shadow Tag  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Protect  
- Taunt  
- Destiny Bond  
- Shadow Ball  

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

Groudon @ Red Orb  
Ability: Drought  
EVs: 248 HP / 188 SpD / 72 Spe  
Careful Nature  
- Stealth Rock  
- Precipice Blades  
- Rock Slide  
- Thunder Wave  

Giratina-Origin @ Griseous Orb  
Ability: Levitate  
EVs: 152 HP / 252 Def / 104 SpA  
Quiet Nature  
- Shadow Ball  
- Shadow Sneak  
- Will-O-Wisp  
- Defog  

Yveltal @ Choice Band  
Ability: Dark Aura  
EVs: 252 Atk / 32 Def / 224 Spe  
Jolly Nature  
- Knock Off  
- U-turn  
- Foul Play  
- Sucker Punch  

Xerneas @ Choice Scarf  
Ability: Fairy Aura  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Moonblast  
- Sleep Talk  
- Geomancy