Colossal Dragon

Flying, trample, shroud
Colossal Dragon comes into play with four Hibernation counter on it. During your upkeep,
you may pay {r}{r}{g}{g} to remove a Hibernation counter from Colossal Dragon. You may remove
only one Hibernation counter per turn.
Colossal Dragon may not attack or block as long
as there are any Hibernation counters on it.