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 - $4.40
Lightly Played - $3.90
Moderately Played - $3.50
Heavily Played - $3.10
Damaged - $2.20
NM-Mint Non English - $4.40
Lightly Played Non English - $3.90
Moderately Played Non English - $3.50
Heavily Played Non English - $3.10
Damaged Non English - $2.20