Tyranitar-Mega @ Tyranitarite  
Ability: Sand Stream  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Dragon Dance  
- Crunch  
- Rock Slide  
- Earthquake  

Garchomp @ Leftovers  
Ability: Rough Skin  
EVs: 252 HP / 252 Def / 4 Spe  
Impish Nature  
- Earthquake  
- Dragon Tail  
- Stealth Rock  
- Toxic  

Toxapex @ Black Sludge  
Ability: Regenerator  
EVs: 252 HP / 92 Def / 164 SpD  
Careful Nature  
- Toxic Spikes  
- Recover  
- Liquidation  
- Knock Off  

Lycanroc-Dusk @ Lycanium Z  
Ability: Tough Claws  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Accelerock  
- Stone Edge  
- Stomping Tantrum  

Magearna @ Assault Vest  
Ability: Soul-Heart  
EVs: 252 HP / 252 SpA / 4 SpD  
Modest Nature  
IVs: 0 Atk  
- Volt Switch  
- Fleur Cannon  
- Ice Beam  
- Focus Blast  

Thundurus-Therian @ Life Orb  
Ability: Volt Absorb  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Defog  
- Thunderbolt  
- Volt Switch  
- Hidden Power [Ice]