Buzzwole @ Rocky Helmet  
Ability: Beast Boost  
EVs: 252 HP / 244 Def / 12 Spe  
Impish Nature  
- Drain Punch  
- Ice Punch  
- Toxic  
- Roost  

Weavile @ Icium Z  
Ability: Pressure  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Icicle Crash  
- Knock Off  
- Ice Shard  
- Swords Dance  

Rotom-Heat @ Heavy-Duty Boots  
Ability: Levitate  
EVs: 252 HP / 4 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Volt Switch  
- Overheat  
- Defog  
- Nasty Plot  

Latias (F) @ Choice Scarf  
Ability: Levitate  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Draco Meteor  
- Psyshock  
- Roost  
- Healing Wish  

Diancie-Mega @ Diancite  
Ability: Magic Bounce  
EVs: 4 Atk / 252 SpA / 252 Spe  
Naive Nature  
- Moonblast  
- Diamond Storm  
- Psychic  
- Stealth Rock  

Jirachi @ Leftovers  
Ability: Serene Grace  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Iron Head  
- U-turn  
- Wish  
- Protect