Groudon-Primal @ Leftovers  
Ability: Mold Breaker  
EVs: 248 HP / 8 Atk / 252 Def  
Impish Nature  
- Precipice Blades  
- Toxic Spikes  
- Roar  
- Recover  

Slaking @ Life Orb  
Ability: Shadow Tag  
EVs: 252 Atk / 252 Def / 4 SpD  
Adamant Nature  
- Fake Out  
- Extreme Speed  
- Low Kick  
- Water Shuriken  

Deoxys-Attack @ Leftovers  
Ability: Wonder Guard  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Substitute  
- Baton Pass  
- Psycho Boost  
- Gastro Acid  

Yveltal @ Toxic Orb  
Ability: Poison Heal  
EVs: 248 HP / 112 Def / 148 SpD  
Calm Nature  
IVs: 0 Atk  
- Toxic  
- Foul Play  
- Spiky Shield  
- Recover  

Zapdos @ Safety Goggles  
Ability: Wonder Guard  
EVs: 248 HP / 8 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Defog  
- Recover  
- Chatter  
- Parting Shot  

Rayquaza-Mega @ Sky Plate  
Ability: Gale Wings  
EVs: 208 HP / 252 SpA / 48 SpD  
Modest Nature  
IVs: 0 Atk  
- Chatter  
- Oblivion Wing  
- Stealth Rock  
- Forest's Curse