Well, the thing is, you don't need to set up in Skarm's face. I suggest using Rotom-W over Weavile. It has a very good synergy with Dragonite, both offensively and defensively.
Rotom-W@Choice Scarf
4 HP / 252 SpA / 252 Spe
Timid Nature
- Trick
- Volt Switch
- Hydro Pump
- HP[Ice]...