![Puca's Mischief [Mystery Booster]](/images/no-image-placeholder.svg)
Puca's Mischief [Mystery Booster]
| Set: | Mystery Booster |
| Type: | Enchantment |
| Rarity: | Rare |
| Cost: | 3U |
| Colors: | U |
At the beginning of your upkeep, you may exchange control of target nonland permanent you control and target nonland permanent an opponent controls with an equal or lesser mana value.