For Twinkling

Heatran @ Air Balloon
Ability: Flash Fire
EVs: 88 HP / 216 SpA / 204 Spe
Timid Nature
- Stealth Rock
- Lava Plume
- Hidden Power [Ice]
- Earth Power

Hydreigon @ Life Orb
Ability: Levitate
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Fire Blast
- Dark Pulse
- U-turn
- Draco Meteor

Starmie @ Life Orb
Ability: Analytic
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
- Ice Beam
- Psyshock
- Hydro Pump
- Rapid Spin

Pidgeot-Mega @ Pidgeotite
Ability: Tangled Feet
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
- Heat Wave
- Roost
- U-turn
- Hurricane

Klefki @ Leftovers
Ability: Prankster
EVs: 252 HP / 156 Def / 100 SpD
Impish Nature
IVs: 0 Atk
- Dazzling Gleam
- Reflect
- Spikes
- Thunder Wave

Chesnaught @ Leftovers
Ability: Bulletproof
EVs: 248 HP / 248 Def / 12 Spe
Impish Nature
- Leech Seed
- Drain Punch
- Spikes
- Spiky Shield