This (Blissey) @ Normalium Z  
Ability: Serene Grace  
EVs: 4 HP / 252 Def / 252 SpA  
Bold Nature  
IVs: 0 Atk  
- Charge Beam  
- Growl  
- Psychic  
- Fire Blast  

Is (Forretress) @ Custap Berry  
Ability: Sturdy  
EVs: 252 Atk / 252 Spe  
Adamant Nature  
- Stealth Rock  
- Spikes  
- Toxic Spikes  
- Explosion  

Not (Moltres) @ Expert Belt  
Ability: Flame Body  
EVs: 248 HP / 252 Def / 8 SpA  
Bold Nature  
- U-turn  
- Hurricane  
- Flamethrower  
- Roost  

A (Altaria-Mega) @ Altarianite  
Ability: Pixilate  
EVs: 72 HP / 252 Atk / 184 Spe  
Adamant Nature  
- Dragon Dance  
- Return  
- Earthquake  
- Roost  

Stall (Quagsire) @ Iapapa Berry  
Ability: Water Absorb  
EVs: 252 HP / 252 Atk / 4 SpD  
Adamant Nature  
- Waterfall  
- Earthquake  
- Facade  
- Power-Up Punch  

Team (Stakataka) @ Air Balloon  
Ability: Beast Boost  
EVs: 252 HP / 252 Atk / 4 SpD  
Lonely Nature  
IVs: 2 Def / 1 Spe  
- Trick Room  
- Gyro Ball  
- Superpower  
- Rock Slide