Yveltal @ Choice Band  
Ability: Dark Aura  
EVs: 192 Atk / 64 Def / 252 Spe  
Jolly Nature  
- Knock Off  
- Foul Play  
- U-turn  
- Sucker Punch  

Toxapex @ Shuca Berry  
Ability: Regenerator  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
IVs: 0 Atk  
- Toxic  
- Toxic Spikes  
- Recover  
- Haze  

Marshadow @ Life Orb  
Ability: Technician  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
IVs: 29 HP  
- Spectral Thief  
- Close Combat  
- Shadow Sneak  
- Pursuit  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 216 SpA / 40 SpD / 252 Spe  
Mild Nature  
- Stealth Rock  
- Precipice Blades  
- Overheat  
- Hidden Power [Ice]  

Giratina-Origin @ Griseous Orb  
Ability: Levitate  
EVs: 248 HP / 76 Def / 104 SpA / 52 SpD / 28 Spe  
Modest Nature  
IVs: 0 Atk  
- Defog  
- Hex  
- Dragon Pulse  
- Thunder Wave  

Magearna @ Normalium Z  
Ability: Soul-Heart  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Volt Switch  
- Fleur Cannon  
- Heart Swap  
- Heal Bell