Charizard-Mega-Y @ Charizardite Y  
Ability: Solar Power  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Heat Wave  
- Solar Beam  
- Overheat  
- Protect  

Cresselia @ Safety Goggles  
Ability: Levitate  
Shiny: Yes  
EVs: 252 HP / 16 Def / 176 SpA / 64 Spe  
Bold Nature  
IVs: 0 Atk  
- Calm Mind  
- Icy Wind  
- Psyshock  
- Moonlight  

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

Diancie @ Weakness Policy  
Ability: Clear Body  
EVs: 252 HP / 252 Atk / 4 SpD  
Brave Nature  
IVs: 0 Spe  
- Diamond Storm  
- Protect  
- Trick Room  
- Moonblast  

Heatran @ Charcoal  
Ability: Flash Fire  
EVs: 252 HP / 24 Def / 216 SpA / 16 SpD  
Quiet Nature  
IVs: 0 Atk  
- Eruption  
- Heat Wave  
- Earth Power  
- Protect  

Amoonguss @ Rocky Helmet  
Ability: Regenerator  
EVs: 252 HP / 176 Def / 80 SpD  
Bold Nature  
IVs: 0 Atk / 28 Spe  
- Spore  
- Rage Powder  
- Energy Ball  
- Protect