Builder: Whitequeen/NJNP

Charizard-Mega-Y @ Charizardite Y
Ability: Drought
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
- Hidden Power [Rock]
- Fire Blast
- Focus Blast
- Solar Beam

SSM (Manaphy) @ Leftovers
Ability: Hydration
EVs: 152 HP / 252 SpA / 104 Spe
Timid Nature
IVs: 0 Atk
- Rain Dance
- Tail Glow
- Scald
- Ice Beam

Tyranitar @ Choice Scarf
Ability: Sand Stream
EVs: 252 Atk / 4 SpD / 252 Spe
Jolly Nature
- Pursuit
- Crunch
- Ice Beam
- Stone Edge

Serperior @ Leftovers
Ability: Contrary
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
- Leaf Storm
- Hidden Power [Fire]
- Dragon Pulse
- Taunt

Excadrill @ Air Balloon
Ability: Sand Rush
EVs: 252 Atk / 4 SpD / 252 Spe
Adamant Nature
- Earthquake
- Swords Dance
- Iron Head
- Rapid Spin

Garchomp @ Rocky Helmet
Ability: Rough Skin
EVs: 252 HP / 164 Def / 92 Spe
Impish Nature
- Earthquake
- Dragon Tail
- Stealth Rock
- Toxic