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 - $5.30
Lightly Played - $5.10
Moderately Played - $4.80
Heavily Played - $4.30
Damaged - $3.50
NM-Mint Non English - $5.30
Lightly Played Non English - $5.10
Moderately Played Non English - $4.80
Heavily Played Non English - $4.30
Damaged Non English - $3.50