Magearna @ Leftovers  
Ability: Soul-Heart  
EVs: 252 HP / 28 Def / 128 SpD / 100 Spe  
Calm Nature  
IVs: 0 Atk  
- Flash Cannon  
- Volt Switch  
- Confide  
- Pain Split  

Captain Glanton (Landorus-Therian) @ Flyinium Z  
Ability: Intimidate  
EVs: 36 HP / 64 Atk / 228 Def / 180 Spe  
Adamant Nature  
- Earthquake  
- Fly  
- Stealth Rock  
- Defog  

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

Judge Holden (Latias-Mega) @ Latiasite  
Ability: Levitate  
Shiny: Yes  
EVs: 248 HP / 8 Def / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunderbolt  
- Ice Beam  
- Calm Mind  
- Recover  

Serperior @ Leftovers  
Ability: Contrary  
Shiny: Yes  
EVs: 76 HP / 180 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Leaf Storm  
- Glare  
- Substitute  
- Leech Seed  

pOlyPHeMuS (Magnezone) @ Choice Specs  
Ability: Magnet Pull  
Shiny: Yes  
EVs: 80 HP / 4 Def / 236 SpA / 188 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunderbolt  
- Hidden Power [Fire]  
- Flash Cannon  
- Volt Switch