If you have a good competitive moveset for Drifloon, post an answer below and upvote the best ones.
Be sure to include full set details in your post, e.g. items, abilities, natures and EVs. Some detail, including the intended game mode for your set, is also appreciated. Access the full list of guidelines here.
Drifloon Pokédex and learnset for reference.
Drifloon @ Berry Juice
Nature: Modest / Timid
EVs: 252 Spd / 226 SpA / 32 HP
- Knock Off
- Shadow Ball
- Hidden Power [Fighting]