Charizard-Mega-Y @ Charizardite Y  
Ability: Drought  
EVs: 248 HP / 120 SpA / 32 SpD / 108 Spe  
Modest Nature  
IVs: 0 Atk  
- Overheat  
- Heat Wave  
- Solar Beam  
- Protect  

Landorus-Therian (M) @ Choice Band  
Ability: Intimidate  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Earthquake  
- Superpower  
- Rock Slide  
- U-turn  

Thundurus (M) @ Safety Goggles  
Ability: Prankster  
EVs: 248 HP / 8 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk / 30 Def  
- Thunderbolt  
- Flash Cannon  
- Hidden Power [Ice]  
- Thunder Wave  

Genesect @ Choice Scarf  
Ability: Download  
Shiny: Yes  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- U-turn  
- Flash Cannon  
- Ice Beam  
- Flamethrower  

Amoonguss @ Eject Button  
Ability: Regenerator  
EVs: 252 HP / 172 Def / 84 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Energy Ball  
- Rage Powder  
- Spore  
- Protect  

Gothitelle @ Rocky Helmet  
Ability: Shadow Tag  
EVs: 252 HP / 136 Def / 120 SpD  
Impish Nature  
IVs: 0 Atk  
- Psyshock  
- Magic Coat  
- Trick Room  
- Protect