Steelix-Mega @ Steelixite  
Ability: Sturdy  
EVs: 252 HP / 208 Atk / 48 SpD  
Brave Nature  
IVs: 0 Spe  
- Curse  
- Gyro Ball  
- Earthquake  
- Stealth Rock  

Primarina @ Leftovers  
Ability: Torrent  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Moonblast  
- Rest  
- Sleep Talk  

Hydreigon @ Choice Scarf  
Ability: Levitate  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Draco Meteor  
- Dark Pulse  
- Fire Blast  
- U-turn  

Rotom-Heat @ Wiki Berry  
Ability: Levitate  
EVs: 236 HP / 24 SpA / 248 Spe  
Timid Nature  
IVs: 0 Atk  
- Volt Switch  
- Overheat  
- Toxic  
- Defog  

Terrakion @ Life Orb  
Ability: Justified  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Stone Edge  
- Close Combat  
- Rock Polish  

Celebi @ Psychium Z  
Ability: Natural Cure  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Psychic  
- Giga Drain  
- Recover