Kartana @ Choice Scarf  
Ability: Beast Boost  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Leaf Blade  
- Knock Off  
- Sacred Sword  
- Smart Strike  

Diancie-Mega @ Diancite  
Ability: Magic Bounce  
EVs: 124 Atk / 132 SpA / 252 Spe  
Hasty Nature  
- Moonblast  
- Diamond Storm  
- Mystical Fire  
- Earth Power  

Toxapex @ Black Sludge  
Ability: Regenerator  
EVs: 252 HP / 104 Def / 152 SpD  
Calm Nature  
- Scald  
- Recover  
- Toxic  
- Haze  

Garchomp @ Rockium Z  
Ability: Rough Skin  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Earthquake  
- Stone Edge  
- Stealth Rock  

Reuniclus @ Colbur Berry  
Ability: Magic Guard  
EVs: 252 HP / 212 Def / 44 Spe  
Bold Nature  
IVs: 0 Atk  
- Calm Mind  
- Psyshock  
- Focus Blast  
- Recover  

Corviknight @ Leftovers  
Ability: Pressure  
EVs: 252 HP / 184 Def / 72 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Defog  
- Body Press  
- U-turn  
- Roost