Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)
{T}: Add {B}{B}{B}{B}. Target opponent gains control of Witch Engine. (Activate this ability only any time you could cast an instant.)
Near Mint - $0.80
Near Mint Non-English - $0.80
Lightly Played - $0.80
Lightly Played Non-English - $0.80
Played - $0.60
Played Non-English - $0.60
Heavily Played - $0.50
Heavily Played Non-English - $0.50
Damaged - $0.40
Damaged Non-English - $0.40