The longer you wait, the more cards and mana your opponents have access to, but if you untap on your turn and feel like youre staring down the barrel of a Force of Will, you can simply pass the turn and wait until your opponent uses it on something else before you win in response
These days it needs to cost 1 mana and have a recursion ability
Of course, this simply cares about counters, period, so there are actually a lot of different ways for it to be handing out PacifismPacifisms like candy
Three mana for a 3/2 that doesnt have any keywords or lasting effects is steep
Unlike other Auras, an Aura with bestow isn't put into its owner's graveyard if the enchanted creature leaves the battlefield or becomes an illegal creature for the Aura to enchant
Credit: Wizards of the Coast Portent of Calamity BPhillipYork: Complicated and overly expensive