Crowned Leviathan of Calamity

Islandwalk, Swampwalk, Forestwalk.

Calamitous Surge— At the beginning of your upkeep, or when this card is transformed, choose Islandwalk, Swampwalk or Forestwalk. Creatures on your battlefield gain that ability until you use choose a different effect using this ability.

Landfall— Whenever you would cast a land, put a +1/+1 counter on Crowned Leviathan of Calamity, gain two life, and transform.