![Tendrils of Corruption [Mystery Booster]](https://cdn.shopify.com/s/files/1/0451/3388/9694/files/8fd5cf50-28be-519b-a734-fd8d0d5a37ec.jpg?v=1768426636)
Tendrils of Corruption [Mystery Booster]
| Set: | Mystery Booster |
| Type: | Instant |
| Rarity: | Common |
| Cost: | 3B |
| Colors: | B |
Tendrils of Corruption deals X damage to target creature and you gain X life, where X is the number of Swamps you control.
Darkness doesn't always send its minions to do its dirty work.