Rot-jaw, Undying Sea Beast

Deathtouch, Fear, Menace
When Rot-jaw, Undying Sea Beast enters, If life was spent to cast it, Destroy target
non-land permanent. When Rot-jaw, Undying Sea Beast attacks you may sacrifice a non-land permanent, if you do each opponent must sacrifice a permanent of the same type.
{p/b}{p/b}: Regenerate Rot-jaw, Undying Sea Beast