Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 92 HP / 252 SpA / 164 Spe  
Mild Nature  
- Eruption  
- Precipice Blades  
- Hidden Power [Ice]  
- Stealth Rock  

Zekrom @ Dragonium Z  
Ability: Teravolt  
EVs: 64 HP / 252 Atk / 192 Spe  
Adamant Nature  
- Hone Claws  
- Outrage  
- Bolt Strike  
- Substitute  

Slurpuff @ Focus Sash  
Ability: Unburden  
Level: 96  
EVs: 252 Atk / 4 SpA / 252 Spe  
Naive Nature  
IVs: 0 HP / 0 Def / 0 SpD  
- Sticky Web  
- Endeavor  
- Magic Coat  
- Toxic  

Lucario-Mega @ Lucarionite  
Ability: Justified  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Bullet Punch  
- Meteor Mash  
- Close Combat  
- Stone Edge  

Rayquaza @ Focus Sash  
Ability: Air Lock  
EVs: 252 Atk / 4 SpA / 252 Spe  
Hasty Nature  
- Dragon Ascent  
- Draco Meteor  
- Extreme Speed  
- V-create  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 72 HP / 252 SpA / 100 SpD / 84 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Thunder  
- Hidden Power [Fire]