Toxapex @ Black Sludge  
Ability: Regenerator  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Haze  
- Recover  
- Toxic  

Gigalith @ Assault Vest  
Ability: Sand Stream  
Shiny: Yes  
EVs: 252 HP / 180 Atk / 76 SpD  
Brave Nature  
IVs: 0 Spe  
- Rock Blast  
- Earthquake  
- Heavy Slam  
- Superpower  

Marshadow @ Focus Sash  
Ability: Technician  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Spectral Thief  
- Close Combat  
- Shadow Sneak  
- Rock Tomb  

Rotom-Mow @ Grassium Z  
Ability: Levitate  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunderbolt  
- Leaf Storm  
- Hidden Power [Ice]  
- Substitute  

Mimikyu @ Mimikium Z  
Ability: Disguise  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Play Rough  
- Shadow Claw  
- Shadow Sneak  
- Swords Dance  

Hydreigon @ Darkinium Z  
Ability: Levitate  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Draco Meteor  
- Dark Pulse  
- Substitute  
- Taunt