Charizard-Mega-Y @ Charizardite Y  
Ability: Blaze  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Weather Ball  
- Roost  
- Focus Blast  
- Scorching Sands  

Corviknight @ Rocky Helmet  
Ability: Pressure  
EVs: 248 HP / 52 Def / 208 Spe  
Impish Nature  
- Brave Bird  
- Defog  
- Roost  
- U-turn  

Gastrodon @ Leftovers  
Ability: Storm Drain  
EVs: 248 HP / 8 Def / 252 SpD  
Careful Nature  
- Earthquake  
- Clear Smog  
- Toxic  
- Recover  

Clefable @ Leftovers  
Ability: Unaware  
Shiny: Yes  
EVs: 248 HP / 252 Def / 8 Spe  
Bold Nature  
IVs: 0 Atk  
- Moonblast  
- Stealth Rock  
- Soft-Boiled  
- Thunder Wave  

Kartana @ Grassium Z  
Ability: Beast Boost  
Shiny: Yes  
EVs: 44 HP / 196 Atk / 16 SpD / 252 Spe  
Jolly Nature  
- Leaf Blade  
- Defog  
- Knock Off  
- Synthesis  

Victini @ Choice Scarf  
Ability: Victory Star  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- V-create  
- Toxic  
- Bolt Strike  
- U-turn