Name:Shivan Wurm
ManaCost:3 R G
Types:Creature Wurm
PT:7/7
K:Trample
T:Mode$ ChangesZone | Origin$ Any | Destination$ Battlefield | ValidCard$ Creature.Self | Execute$ TrigChange | TriggerDescription$ When CARDNAME enters the battlefield, return a red or green creature you control to its owner's hand.
SVar:TrigChange:DB$ ChangeZone | Origin$ Battlefield | Destination$ Hand | Hidden$ True | Mandatory$ True | ChangeType$ Creature.Red+YouCtrl,Creature.Green+YouCtrl | AILogic$ NeverBounceItself
SVar:NeedsToPlay:Creature.Red+YouCtrl+cmcLE5+inZoneBattlefield,Creature.Green+YouCtrl+cmcLE5+inZoneBattlefield
SVar:Picture:http://www.wizards.com/global/images/magic/general/shivan_wurm.jpg
Oracle:Trample\nWhen Shivan Wurm enters the battlefield, return a red or green creature you control to its owner's hand.
