Mewtwo-Mega-X @ Lum Berry  
Ability: Huge Power  
EVs: 220 Atk / 144 Def / 144 Spe  
Adamant Nature  
- Sheer Cold  
- Gunk Shot  
- Low Kick  
- Precipice Blades  

Mewtwo-Mega-X @ Shed Shell  
Ability: Wonder Guard  
EVs: 252 Atk / 36 Def / 220 Spe  
Adamant Nature  
- Sacred Fire  
- Petal Blizzard  
- Play Rough  
- Spikes  

Giratina @ Toxic Orb  
Ability: Poison Heal  
EVs: 252 HP / 252 Def / 4 Spe  
Bold Nature  
IVs: 0 Atk  
- Cotton Guard  
- Scald  
- Whirlwind  
- Recover  

Ferrothorn @ Shed Shell  
Ability: Wonder Guard  
EVs: 248 HP / 8 Def / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Recover  
- Defog  
- Aromatherapy  
- Gyro Ball  

Aegislash @ Leftovers  
Ability: Magic Bounce  
EVs: 248 HP / 8 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Substitute  
- Curse  
- Roost  
- Baton Pass  

Tyranitar-Mega @ Toxic Orb  
Ability: Poison Heal  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Will-O-Wisp  
- Foul Play  
- Haze  
- Recover