Gnoll Pain Warden

Whenever you draw a card, Gnoll Pain Warden
deals 1 damage to each player.
Shimmer {r}{r}: You may cast Gnoll Pain Warden
for its Shimmer cost. If you do, Gnoll Pain
Warden becomes an illusion in addition to its
other creature types, and has "When this
creature becomes the target of a spell, sacrifice it."
His strikes are lethal, his targets indiscriminate.