Claw of Ekil

{t}, {b}{g}, Sacrifice a creature: Put a favour
counter on Claw of Ekil. Favour counters can't
be put on Claw of Ekil except by this ability.
{t}, Remove 3 favour counters from Claw of Ekil: Search your exile for a creature card called Hellstranded Castigator and put it onto the battlefield.
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"The ends afford broad tolerance in means"