The Shattered Plains

{t}: add {r} or {g}, and The Shattered Plains deals 1 damage to you.
{g}, {t}: Put a 1/3 green Singer creature token
onto the battlefield tapped. Only active this
ability if you control a rhythm.
They blame our people, For the loss of that land.
The city that once covered it, Did range the eastern
strand. The power made known in the tomes of our
clan, Our gods were not who shattered these plains.
—From the Listener Song of Wars, 55th stanza