Smoldering Anuran

Peaceful (This creature can't attack. It deals damage to creatures in the form of -1/-0 counters.)
{r}: Smoldering Anuran gets +1/+0 until end of turn.
"The beasts continue to clog the most well-known paths forward through the forest. I'm beginning to wonder if the trolls lure them here to keep us out."
- Garial, Dreamwood Guide