When Massacre Wurm enters the battlefield, creatures your opponents control get -2/-2 until end of turn. Whenever a creature an opponent controls dies, that player loses 2 life.
NM-Mint - $1.70
Lightly Played - $1.50
Moderately Played - $1.30
Heavily Played - $1.20
Damaged - $0.90
NM-Mint Non English - $1.70
Lightly Played Non English - $1.50
Moderately Played Non English - $1.30
Heavily Played Non English - $1.20
Damaged Non English - $0.90