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 - $5.90
Lightly Played - $5.60
Moderately Played - $5.30
Heavily Played - $4.70
Damaged - $3.90
NM-Mint Non English - $5.90
Lightly Played Non English - $5.60
Moderately Played Non English - $5.30
Heavily Played Non English - $4.70
Damaged Non English - $3.90