Rime\'s Binding

When a player casts a spell from anywhere other than their hand, put an impending counter on Rime’s Binding. When it has 10 or more impending counters on it, destroy all creatures, then exile Rime’s Binding and return it to the battlefield transformed.{flavor} “The Third Daughter shall take to the stars / While the Evil Eye devours our sky. Soon she must return with help from afar...”