Undergrowth Lava Pit

Undergrowth Lava Pits enters the battlefield
tapped.
{r}{r}: Deal two damage to any target. Activate
this ability only on your turn and only if
Undergrowth Lava Pits is untapped.
{t}: Add one color of any mana to your mana
pool. Undergrowth Lava Pits deals one damage
to you.