Mamoswine @ Life Orb  
Ability: Thick Fat  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Icicle Crash  
- Earthquake  
- Knock Off  
- Ice Shard  

Aggron-Mega @ Aggronite  
Ability: Sturdy  
EVs: 248 HP / 252 SpD / 8 Spe  
Careful Nature  
- Heavy Slam  
- Fire Punch  
- Toxic  
- Stealth Rock  

Mantine @ Leftovers  
Ability: Water Absorb  
EVs: 248 HP / 240 Def / 20 SpD  
Bold Nature  
- Scald  
- Roost  
- Defog  
- Haze  

Sylveon @ Leftovers  
Ability: Pixilate  
EVs: 248 HP / 252 Def / 8 Spe  
Bold Nature  
IVs: 0 Atk  
- Hyper Voice  
- Wish  
- Protect  
- Heal Bell  

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

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