Unless an opponent controls a Spirit, at the beginning of each player’s upkeep, destroy each planeswalker that player controls unless he or she pays for that planeswalker until end of combat.
Paladin Bear {3W} |Sorcery| Unless an opponent controls a Spirit, at the beginning of each player’s upkeep, destroy each planeswalker that player controls unless he or she pays 1 for that planeswalker until end of combat.