Name:Mana Vortex
ManaCost:1 U U
Types:Enchantment
T:Mode$ SpellCast | ValidCard$ Card.Self | Execute$ TrigCounter | TriggerDescription$ When you cast this spell, counter it unless you sacrifice a land.
SVar:TrigCounter:DB$ Counter | Defined$ TriggeredSpellAbility | UnlessCost$ Sac<1/Land> | UnlessPayer$ You
T:Mode$ Phase | Phase$ Upkeep | ValidPlayer$ Player | TriggerZones$ Battlefield | Execute$ TrigSac | TriggerDescription$ At the beginning of each player's upkeep, that player sacrifices a land.
SVar:TrigSac:DB$ Sacrifice | SacValid$ Land | Defined$ TriggeredPlayer | SacMessage$ land
T:Mode$ Always | TriggerZones$ Battlefield | IsPresent$ Land | PresentCompare$ EQ0 | Execute$ TrigSacSelf | TriggerDescription$ When there are no lands on the battlefield, sacrifice CARDNAME.
SVar:TrigSacSelf:DB$ Sacrifice | Defined$ Self
AI:RemoveDeck:Random
SVar:Picture:http://www.wizards.com/global/images/magic/general/mana_vortex.jpg
Oracle:When you cast this spell, counter it unless you sacrifice a land.\nAt the beginning of each player's upkeep, that player sacrifices a land.\nWhen there are no lands on the battlefield, sacrifice Mana Vortex.