![Puca's Mischief [Mystery Booster]](https://cdn.shopify.com/s/files/1/0282/8700/8802/files/ffc8bfaf-3e1b-55f7-916b-e9aef1f8b871.jpg?v=1768421540)
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.