![River Heralds' Boon [Ixalan]](https://cdn.shopify.com/s/files/1/0451/3388/9694/files/0997fcc1-a1af-58a4-84a1-573a003d388e.jpg?v=1720135440)
River Heralds' Boon [Ixalan]
| Set: | Ixalan |
| Type: | Instant |
| Rarity: | Common |
| Cost: | 1G |
| Colors: | G |
Put a +1/+1 counter on target creature and a +1/+1 counter on up to one target Merfolk.
"We are kin to the trees, and their strength is our own."