Diancie-Mega @ Diancite
Ability: Clear Body
EVs: 4 Atk / 252 SpA / 252 Spe
Naive Nature
- Diamond Storm
- Moonblast
- Hidden Power [Fire]
- Protect

Terrakion @ Choice Scarf
Ability: Justified
EVs: 252 Atk / 4 SpD / 252 Spe
Jolly Nature
- Stone Edge
- Close Combat
- Earthquake
- Iron Head

Tyranitar @ Choice Band
Ability: Sand Stream
EVs: 40 HP / 252 Atk / 216 Spe
Adamant Nature
- Stone Edge
- Crunch
- Fire Punch
- Pursuit

Shuckle @ Mental Herb
Ability: Sturdy
EVs: 248 HP / 252 Def / 8 SpD
Impish Nature
- Stealth Rock
- Sticky Web
- Knock Off
- Encore

Rhyperior @ Weakness Policy
Ability: Solid Rock
EVs: 248 HP / 8 Atk / 252 Def
Impish Nature
- Rock Slide
- Earthquake
- Fire Punch
- Ice Punch

Omastar @ Air Balloon
Ability: Weak Armor
EVs: 252 SpA / 4 SpD / 252 Spe
Modest Nature
IVs: 0 Atk / 30 SpA
- Hydro Pump
- Ice Beam
- Hidden Power [Grass]
- Shell Smash