Serperior @ Leftovers  
Ability: Contrary  
EVs: 56 HP / 200 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Leaf Storm  
- Hidden Power [Fire]  
- Substitute  
- Glare  

Gliscor @ Toxic Orb  
Ability: Poison Heal  
EVs: 252 HP / 184 Def / 72 Spe  
Impish Nature  
- Earthquake  
- Roost  
- Defog  
- Toxic  

Kyurem-Black @ Icium Z  
Ability: Teravolt  
EVs: 252 Atk / 4 SpA / 252 Spe  
Naive Nature  
- Freeze Shock  
- Substitute  
- Ice Beam  
- Fusion Bolt  

Keldeo @ Leftovers  
Ability: Justified  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Scald  
- Secret Sword  
- Substitute  

Latias-Mega (F) @ Latiasite  
Ability: Levitate  
EVs: 248 HP / 8 Def / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Ice Beam  
- Defog  
- Thunder Wave  
- Roost  

Magearna @ Leftovers  
Ability: Soul-Heart  
EVs: 248 HP / 28 Def / 232 SpD  
Calm Nature  
IVs: 6 Spe  
- Heart Swap  
- Pain Split  
- Volt Switch  
- Flash Cannon