Arceus-Electric @ Electrium Z  
Ability: Multitype  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Thunder  
- Recover  
- Ice Beam  

Yveltal @ Choice Scarf  
Ability: Dark Aura  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- U-turn  
- Oblivion Wing  
- Foul Play  
- Dark Pulse  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 248 HP / 8 Atk / 252 SpD  
Careful Nature  
- Stealth Rock  
- Roar  
- Precipice Blades  
- Rock Tomb  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 184 HP / 252 SpA / 72 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Hidden Power [Fire]  
- Thunder  
- Moonblast  

Giratina-Origin @ Griseous Orb  
Ability: Levitate  
EVs: 252 HP / 252 Def / 4 SpA  
Bold Nature  
IVs: 0 Atk  
- Defog  
- Toxic  
- Hex  
- Magic Coat  

Metagross-Mega @ Metagrossite  
Ability: Clear Body  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Meteor Mash  
- Zen Headbutt  
- Bullet Punch  
- Hammer Arm