Whimsicott @ Grassium Z  
Ability: Prankster  
EVs: 252 HP / 252 SpA / 4 Spe  
Modest Nature  
IVs: 0 Atk  
- Nature Power  
- Fake Tears / Growth  
- Moonblast  
- Psychic  

Omastar @ Waterium Z  
Ability: Weak Armor  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Shell Smash  
- Earth Power  
- Ice Beam  
- Hidden Power [Grass]  

Wigglytuff @ Groundium Z  
Ability: Competitive  
Shiny: Yes  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Fake Tears  
- Hyper Voice  
- Dazzling Gleam  
- Fire Blast  

Steelix @ Icium Z  
Ability: Sturdy  
EVs: 252 HP / 252 Atk / 4 SpD  
Adamant Nature  
- Psych Up  
- Heavy Slam  
- Stealth Rock  
- Earthquake  

Froslass (F) @ Firium Z  
Ability: Cursed Body  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Spikes  
- Destiny Bond  
- Ice Beam  
- Shadow Ball  

Accelgor @ Groundium Z  
Ability: Unburden  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Focus Blast  
- Bug Buzz  
- Giga Drain  
- Hidden Power [Ice]