Garchomp-Mega @ Dragonium Z  
Ability: Adaptability  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naive Nature  
- Draco Meteor  
- Thousand Arrows  
- Shell Smash  
- Sunsteel Strike  

Garchomp-Mega @ Focus Sash  
Ability: Dazzling  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naughty Nature  
- Shell Smash  
- Dragon Hammer  
- Precipice Blades  
- Moongeist Beam  

Garchomp-Mega @ Focus Sash  
Ability: Soundproof  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Shell Smash  
- Dragon Hammer  
- Precipice Blades  
- Ice Hammer  

Garchomp-Mega @ Focus Sash  
Ability: Magic Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Spectral Thief  
- Defog  
- Thousand Arrows  
- Worry Seed  

Garchomp-Mega @ Focus Sash  
Ability: Simple  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naughty Nature  
- Shell Smash  
- Precipice Blades  
- Dragon Hammer  
- Moongeist Beam  

Garchomp-Mega @ Focus Sash  
Ability: Adaptability  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naughty Nature  
- Draco Meteor  
- Thousand Arrows  
- Dragon Hammer  
- Shell Smash