Tyranitar-Mega @ Tyranitarite  
Ability: Sand Stream  
Level: 50  
EVs: 28 HP / 6 Atk / 32 Spe  
Adamant Nature  
- Rock Slide  
- Knock Off  
- Low Kick  
- Protect  

Froslass-Mega (F) @ Froslassite  
Ability: Cursed Body  
Level: 50  
EVs: 30 HP / 2 SpA / 2 SpD / 32 Spe  
Timid Nature  
- Blizzard  
- Shadow Ball  
- Icy Wind  
- Protect  

Hydreigon @ Choice Scarf  
Ability: Levitate  
Level: 50  
EVs: 5 HP / 4 Def / 32 SpA / 25 Spe  
Timid Nature  
- Dark Pulse  
- Draco Meteor  
- Snarl  
- Earth Power  

Garchomp @ Sitrus Berry  
Ability: Rough Skin  
Level: 50  
EVs: 13 HP / 20 Atk / 1 Def / 32 Spe  
Adamant Nature  
- Earthquake  
- Dragon Claw  
- Protect  
- Rock Slide  

Corviknight @ Occa Berry  
Ability: Mirror Armor  
Level: 50  
EVs: 27 HP / 23 Atk / 16 Spe  
Adamant Nature  
- Iron Head  
- Protect  
- Brave Bird  
- Tailwind  

Arcanine-Hisui @ Focus Sash  
Ability: Rock Head  
Level: 50  
EVs: 32 Atk / 2 SpD / 32 Spe  
Jolly Nature  
- Head Smash  
- Flare Blitz  
- Protect  
- Extreme Speed