creeper sniffs fear

when sniffs fear attacks if opponent has 3 or more madness counters deal 1 damage to any target
if it's a creature tap it doesn't untap during its
controller's untap step.if opponent has 5 or
more madness counters sniffs fear cannot be
blocked by creatures with power less than his,
if the opponent has 7 or more madness counters
you can put 2 -1/-1 counters on target creature.
their antennae sniff out fear. and your bite ends the fear of targets