Ferropede | Magic: The Gathering
Formats Ferropede is Legal in
Official Oracle Text for Ferropede
Whenever Ferropede deals combat damage to a player, you may remove a counter from target permanent.
Official Rulings for Ferropede
12/1/2004 : If there's more than one type of counter on the targeted permanent, Ferropede's controller chooses which counter to remove from it.