Phyrexian Ironfoot
Coldsnap — uncommon
Snow Artifact Creature — Phyrexian Construct
Phyrexian Ironfoot doesn't untap during your untap step.
: Untap Phyrexian Ironfoot. ( can be paid with one mana from a snow source.)
It took the Rimewind cultists days to realize they had successfully activated the creature—it just wasn't interested in moving.