Aggron-Mega (M) @ Aggronite  
Ability: Sturdy  
EVs: 248 HP / 252 SpD / 8 Spe  
Careful Nature  
- Heavy Slam  
- Earthquake  
- Stealth Rock  
- Rock Slide  

 
Latias @ Psychium Z  
Ability: Levitate  
EVs: 16 Def / 240 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Draco Meteor  
- Psychic  
- Calm Mind  
- Recover  

 
Rotom-Mow @ Iapapa Berry  
Ability: Levitate  
EVs: 8 HP / 248 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Leaf Storm  
- Volt Switch  
- Hidden Power [Fire]  
- Defog  

 
Krookodile (M) @ Choice Scarf  
Ability: Intimidate  
EVs: 16 HP / 232 Atk / 8 Def / 252 Spe  
Jolly Nature  
- Earthquake  
- Knock Off  
- Stone Edge  
- Pursuit  

 
Florges-White @ Leftovers  
Ability: Flower Veil  
EVs: 252 HP / 252 Def / 4 SpD  
Calm Nature  
IVs: 0 Atk  
- Moonblast  
- Wish  
- Heal Bell  
- Synthesis  

 
Volcanion @ Leftovers  
Ability: Water Absorb  
EVs: 80 HP / 252 SpA / 176 Spe  
Timid Nature  
IVs: 0 Atk  
- Flamethrower  
- Steam Eruption  
- Toxic  
- Substitute