Frost-thaw Bear

Frost-thaw Bear enter the Battlefield with 1 Hibernation counter
(This creature has Hexproof, can't attack or block, or activate non mana abilities as long as it has a Hibernation counter. At the beginning of your upkeep remove a Hibernation counter.)
"She's been so patient, shame if you left now."
-Ursana, Scion of Stonepaw