Name:Planar Collapse
ManaCost:1 W
Types:Enchantment
T:Mode$ Phase | Phase$ Upkeep | ValidPlayer$ You | TriggerZones$ Battlefield | IsPresent$ Creature | PresentCompare$ GE4 | Execute$ TrigSac | TriggerDescription$ At the beginning of your upkeep, if there are four or more creatures on the battlefield, sacrifice CARDNAME and destroy all creatures. They can't be regenerated.
SVar:TrigSac:AB$Sacrifice | Cost$ 0 | Defined$ Self | SubAbility$ DBDestroyAll
SVar:DBDestroyAll:DB$DestroyAll | ValidCards$ Creature | NoRegen$ True
SVar:RemRandomDeck:True
SVar:Picture:http://www.wizards.com/global/images/magic/general/planar_collapse.jpg
Oracle:At the beginning of your upkeep, if there are four or more creatures on the battlefield, sacrifice Planar Collapse and destroy all creatures. They can't be regenerated.