Fulfillment? (Xerneas) @ Life Orb  
Ability: Pixilate  
EVs: 252 HP / 252 Atk / 252 SpA / 252 SpD / 252 Spe  
Mild Nature  
IVs: 19 Def  
- Quiver Dance  
- Boomburst  
- Blue Flare  
- Explosion  

Manic Excitement (Regigigas) @ Life Orb  
Ability: Tough Claws  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Shift Gear  
- Multi-Attack  
- V-create  
- Wicked Blow  

Trial & Error (Rayquaza) @ Life Orb  
Ability: Aerilate  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Hasty Nature  
- Boomburst  
- Extreme Speed  
- V-create  
- Explosion  

Muting of All Else (Groudon) @ Expert Belt  
Ability: Soundproof  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Dragon Dance  
- Thousand Waves  
- Glacial Lance  
- Strength Sap  

Maximum Capacity (Zamazenta-Crowned) @ Choice Band  
Ability: Tough Claws  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Close Combat  
- Sunsteel Strike  
- Wicked Blow  
- U-turn  

Utmost Devotion (Ho-Oh) @ Heavy-Duty Boots  
Ability: Prankster  
EVs: 252 HP / 252 Def / 252 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Parting Shot  
- Haze  
- Glare  
- Shore Up