Name:Witch Engine
ManaCost:5 B
Types:Creature Horror
PT:4/4
K:Swampwalk
A:AB$ Mana | Cost$ T | Produced$ B | Amount$ 4 | SubAbility$ ChangeControl | SpellDescription$ Add {B}{B}{B}{B}.
SVar:ChangeControl:DB$GainControl | Defined$ Self | ValidTgts$ Opponent | TgtPrompt$ Select target opponent | SubAbility$ RemCombat | SpellDescription$ Target opponent gains control of CARDNAME.
SVar:RemCombat:DB$ RemoveFromCombat | Defined$ Self
AI:RemoveDeck:All
SVar:Picture:http://www.wizards.com/global/images/magic/general/witch_engine.jpg
Oracle:Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)\n{T}: Add {B}{B}{B}{B}. Target opponent gains control of Witch Engine. (Activate only as a instant.)