Hatterene (F) @ Focus Sash  
Ability: Magic Bounce  
EVs: 252 HP / 252 SpA / 4 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Trick Room  
- Misty Explosion  
- Mystical Fire  
- Psyshock  

Dragalge @ Choice Band  
Ability: Adaptability  
EVs: 252 HP / 252 Atk / 4 SpD  
Brave Nature  
IVs: 0 Spe  
- Gunk Shot  
- Flip Turn  
- Outrage  
- Toxic  

Nihilego @ Mental Herb  
Ability: Beast Boost  
EVs: 24 HP / 252 SpA / 232 Spe  
Timid Nature  
IVs: 0 Atk  
- Stealth Rock  
- Trick Room  
- Sludge Bomb  
- Power Gem  

Exploud @ Choice Specs  
Ability: Scrappy  
EVs: 160 HP / 48 Def / 252 SpA / 48 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Boomburst  
- Focus Blast  
- Fire Blast  
- Surf  

Porygon2 @ Eviolite  
Ability: Trace  
EVs: 252 HP / 252 Def / 4 SpA  
Bold Nature  
IVs: 0 Atk  
- Trick Room  
- Teleport  
- Ice Beam  
- Recover  

Necrozma-Dawn-Wings @ Power Herb  
Ability: Prism Armor  
EVs: 252 HP / 4 Atk / 252 SpA  
Quiet Nature  
IVs: 0 Spe  
- Trick Room  
- Meteor Beam  
- Moongeist Beam  
- Brick Break