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

Toxapex @ Black Sludge  
Ability: Regenerator  
Shiny: Yes  
EVs: 252 HP / 8 Def / 248 SpD  
Calm Nature  
IVs: 0 Atk  
- Toxic  
- Scald  
- Haze  
- Recover  

Diancie-Mega @ Diancite  
Ability: Magic Bounce  
Shiny: Yes  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Moonblast  
- Diamond Storm  
- Earth Power  
- Protect  

Corviknight @ Rocky Helmet  
Ability: Pressure  
EVs: 92 HP / 216 Def / 200 Spe  
Impish Nature  
- Brave Bird  
- U-turn  
- Roost  
- Defog  

Rillaboom @ Choice Band  
Ability: Grassy Surge  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Wood Hammer  
- Grassy Glide  
- Knock Off  
- U-turn  

Magnezone @ Choice Specs  
Ability: Magnet Pull  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Volt Switch  
- Thunderbolt  
- Hidden Power [Fire]  
- Flash Cannon