Rider of Death Incarnate

Shadow(This creature can't be blocked except by other creatures with shadow.)
Bleed (This creature deals damage to other creatures
in the form of -1/-1 counters, Whenever this creature
deals combat damage to a player, that player gets a
bleed counter in addition to normal combat damage.
At the beginning of that player's upkeep he or she
must remove a bleed counter, lose two life, and discard
a card. You can only give a player one bleed counter
per creature with Bleed. Except ie. B