Shuckle @ Mental Herb  
Ability: Sturdy  
EVs: 248 HP / 252 Def / 8 SpD  
Impish Nature  
IVs: 0 Atk  
- Sticky Web  
- Stealth Rock  
- Encore  
- Final Gambit  

Rayquaza @ Focus Sash  
Ability: Air Lock  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Dragon Ascent  
- V-create  
- Extreme Speed  

Groudon @ Life Orb  
Ability: Drought  
EVs: 252 Atk / 4 SpA / 252 Spe  
Naive Nature  
- Swords Dance  
- Precipice Blades  
- Stone Edge  
- Overheat  

Necrozma-Dusk-Mane @ Life Orb  
Ability: Prism Armor  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Sunsteel Strike  
- Earthquake  
- Stone Edge  

Yveltal @ Life Orb  
Ability: Dark Aura  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Knock Off  
- Sucker Punch  
- Roost  
- Taunt  

Zacian @ Heavy-Duty Boots  
Ability: Intrepid Sword  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Play Rough  
- Close Combat  
- Wild Charge