Quiet Contemplation (50) (KTK)
| Set: | Khans of Tarkir |
| Type: | Enchantment |
| Rarity: | Uncommon |
| Cost: | 2U |
| Colors: | U |
Whenever you cast a noncreature spell, you may pay {1}. If you do, tap target creature an opponent controls and it doesn't untap during its controller's next untap step.