Xerneas @ Leftovers/Safety Goggles/Shed shell   
Ability: Wonder Guard  
EVs: 248 HP / 8 Def / 252 SpA  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Magic Coat  
- Substitute  
- Moonblast  
- Baton Pass  
Xerneas @ Leftovers/Safety Goggles/Shed shell   
Ability: Wonder Guard  
EVs: 248 HP / 8 Def / 252 SpA  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Parting Shot/U-turn/Volt Switch 
- Spikes/Stealth rock/Toxic Spikes/Defog/Toxic
- Moonblast  
- Roost/Wish   
Xerneas @ Leftovers/Safety Goggles/Shed shell  
Ability: Wonder Guard  
EVs: 248 HP / 252 SpA / 8 Spe  
Modest Nature  
IVs: 0 Atk  
- Moonblast  
- Shell Smash  
- Baton Pass  
- Substitute  
Xerneas @ Leftovers/Safety Goggles/Shed shell  
Ability: Wonder Guard 
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Play Rough  
- Shell Smash  
- Baton Pass  
- Roost  
Xerneas @ Leftovers/Safety Goggles/Shed shell  
Ability: Wonder Guard  
EVs: 176 HP / 252 SpA / 80 Spe  
Mild Nature  
IVs: 0 Atk  
- Toxic Spikes/spikes/stealth rock/sticky web
- Baton Pass  
- Shell Smash  
- Moonblast  
Xerneas @ Leftovers/Safety Goggles/Shed shell   
Ability: Wonder Guard  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Shell Smash  
- Moonblast  
- Baton Pass  
- Magic Coat