Quickling
Creature — Faerie Rogue
Flash (You may cast this spell any time you could cast an instant.)
Flying
When Quickling enters the battlefield, sacrifice it unless you return another creature you control to its owner's hand.
Legalities
- brawl: banned
- commander: legal
- legacy: legal
- modern: legal
- pauper: legal
- standard: banned
- vintage: legal
- pioneer: legal
Rulings
- 2014-07-18:
If you control no other creatures when the enters-the-battlefield ability resolves, you must sacrifice Quickling.