Name:Thundering Wurm
ManaCost:2 G
Types:Creature Wurm
PT:4/4
T:Mode$ ChangesZone | Origin$ Any | Destination$ Battlefield | ValidCard$ Card.Self | Execute$ DBSacSelf | TriggerDescription$ When CARDNAME enters the battlefield, sacrifice it unless you discard a land card.
SVar:DBSacSelf:DB$ Sacrifice | Defined$ Self | UnlessCost$ Discard<1/Land> | UnlessPayer$ You
SVar:NeedsToPlayVar:Y GE1
SVar:Y:Count$TypeInYourHand.Land
SVar:PlayMain1:TRUE
SVar:PlayBeforeLandDrop:TRUE
SVar:Picture:http://www.wizards.com/global/images/magic/general/thundering_wurm.jpg
Oracle:When Thundering Wurm enters the battlefield, sacrifice it unless you discard a land card.