Charizard-Mega-Y @ Charizardite Y  
Ability: Drought  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Flamethrower  
- Hidden Power [Ground]  
- Roost  
- Solar Beam  

Serperior @ Miracle Seed  
Ability: Contrary  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Leaf Storm  
- Synthesis  
- Hidden Power [Fire]  
- Taunt  

Heatran @ Steelium Z  
Ability: Flash Fire  
EVs: 40 HP / 252 SpA / 4 SpD / 212 Spe  
Timid Nature  
IVs: 0 Atk  
- Taunt  
- Magma Storm  
- Earth Power  
- Flash Cannon  

Gliscor @ Toxic Orb  
Ability: Poison Heal  
EVs: 252 HP / 36 Def / 216 SpD / 4 Spe  
Careful Nature  
- Earthquake  
- Knock Off  
- Defog  
- Roost  

Seismitoad @ Leftovers  
Ability: Water Absorb  
EVs: 244 HP / 28 Def / 236 SpD  
Calm Nature  
IVs: 0 Atk  
- Scald  
- Toxic  
- Protect  
- Stealth Rock  

Cresselia @ Mental Herb  
Ability: Levitate  
EVs: 248 HP / 92 Def / 112 SpD / 56 Spe  
Bold Nature  
IVs: 0 Atk  
- Moonlight  
- Lunar Dance  
- Thunder Wave  
- Psychic