Name:Energy Field
ManaCost:1 U
Types:Enchantment
T:Mode$ ChangesZone | Origin$ Any | Destination$ Graveyard | ValidCard$ Card.nonToken+YouOwn+Other | Execute$ TrigSac | TriggerZones$ Battlefield | TriggerDescription$ When a card is put into your graveyard from anywhere, sacrifice CARDNAME.
SVar:TrigSac:AB$ Sacrifice | Cost$ 0 | Defined$ Self
S:Mode$ PreventDamage | Target$ You | Source$ Card.YouDontCtrl | Description$ Prevent all damage that would be dealt to you by sources you don't control.
SVar:NonStackingEffect:True
SVar:RemAIDeck:True
SVar:Picture:http://www.wizards.com/global/images/magic/general/energy_field.jpg
Oracle:Prevent all damage that would be dealt to you by sources you don't control.\nWhen a card is put into your graveyard from anywhere, sacrifice Energy Field.