Nihilego @ Choice Scarf  
Ability: Beast Boost  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Power Gem  
- Sludge Wave  
- Grass Knot  
- Hidden Power [Ice]  

Crobat @ Flyinium Z  
Ability: Infiltrator  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- U-turn  
- Brave Bird  
- Defog  
- Roost  

Altaria-Mega @ Altarianite  
Ability: Pixilate  
Happiness: 0  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Dragon Dance  
- Frustration  
- Earthquake  
- Roost  

Magneton @ Choice Specs  
Ability: Magnet Pull  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Volt Switch  
- Thunderbolt  
- Hidden Power [Fire]  
- Flash Cannon  

Alomomola @ Eject Button  
Ability: Regenerator  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Toxic  
- Wish  
- Protect  

Hippowdon @ Leftovers  
Ability: Sand Force  
EVs: 252 HP / 80 Def / 176 SpD  
Impish Nature  
- Stealth Rock  
- Earthquake  
- Slack Off  
- Ice Fang