False Hydra

Blind song—As long as False Hydra is untapped it
has shroud.
{1}{t}: Target player sacrifices a creature, if a
creature is sacrificed this way exile it and put a
+1/+1 counter on False Hydra.
{5}{b}: Untap False Hydra. This ability costs {1} less to activate for each +1/+1 counter on
False Hydra.