Kartana @ Focus Sash  
Ability: Magic Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Spectral Thief  
- Sunsteel Strike  
- Pursuit  
- Defog  

Greninja-Ash @ Focus Sash  
Ability: Magic Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Pursuit  
- Spectral Thief  
- Defog  
- Photon Geyser  

Beedrill (Beedrill-Mega) @ Focus Sash  
Ability: Magic Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Pursuit  
- Spectral Thief  
- Defog  
- U-turn  

Jean, gare à toi ! (Gengar-Mega) @ Focus Sash  
Ability: Magic Guard  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Secret Sword  
- Judgment  
- Shell Smash  
- Spore  
- Sludge Wave  
- Bug Buzz  

Mewtwo-Mega-X @ Focus Sash  
Ability: Magic Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Shell Smash  
- Photon Geyser  
- High Jump Kick  
- Ice Shard  
- Too many things once again  

Groudon-Primal @ Life Orb  
Ability: Magic Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 Spe  
Naughty Nature  
- Sunsteel Strike  
- Freeze-Dry  
- Mind Blown  
- Shell Smash