The Watchers of Ungol

Defender, Crew 3
If the Watchers of Ungol is a creature, creatures
can't attack you unless their controller loses 3 life, sacrifices a creature or discards a card for each
of those creatures.
At the beginning of each endstep, sacrifice each creature that crewed the Watchers of Ungol this
turn, unless you lose 3 life, sacrifice a creature or discard a card for each of those creatures.