Shuckle @ Mental Herb  
Ability: Sturdy  
EVs: 248 HP / 8 SpA / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Sticky Web  
- Stealth Rock  
- Toxic  
- Infestation  

Krakatuby @ Firium Z  
Ability: Crystal Core  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Swords Dance  
- Flare Blitz  
- Crystal Beam  
- Earthquake  

Rockatrice @ Life Orb  
Ability: Magic Guard  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Taunt  
- Roost  
- Brave Bird  
- Earthquake  

Diancie-Mega @ Diancite  
Ability: Clear Body  
EVs: 4 Atk / 252 SpA / 252 Spe  
Naive Nature  
- Calm Mind  
- Moonblast  
- Earth Power  
- Diamond Storm  

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

Tyranitar @ Assault Vest  
Ability: Sand Stream  
EVs: 184 HP / 232 SpD / 92 Spe  
Careful Nature  
- Rock Slide  
- Crunch  
- Pursuit  
- Earthquake