Archaludon @ Life Orb  
Ability: Magic Guard  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Dragon Energy  
- Steel Beam  
- Dynamax Cannon  
- Aura Sphere  

Volcarona @ Heavy-Duty Boots  
Ability: Prankster  
EVs: 252 HP / 4 Def / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Sticky Web  
- U-turn  
- Will-O-Wisp  
- Attack Order  

Iron Hands @ Choice Specs  
Ability: Hadron Engine  
EVs: 4 HP / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Rising Voltage  
- Secret Sword  
- Vacuum Wave  
- Volt Switch  

Scream Tail @ Mirror Herb  
Ability: Opportunist  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
- Decorate  
- Stored Power  
- Moonblast  
- Magical Torque  

Rotom-Wash @ Loaded Dice  
Ability: Primordial Sea  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Electro Shot  
- Hurricane  
- Steam Eruption  
- Water Shuriken  

Diancie @ Life Orb  
Ability: Sheer Force  
EVs: 252 Atk / 4 SpA / 252 Spe  
Naive Nature  
- Diamond Storm  
- Magical Torque  
- Earth Power  
- Rock Polish