Gather What's Chosen

cumulative upkeep-create a 1/1 blue token creature with shroud (at the beginning of your upkeep put an age counter on this enchantment, then sacrifice it if you don't pay its cumulative upkeep cost for each age counter on it)
At the beginning of your upkeep, any number of opponents may pay {1}. If they do, remove an age counter from this enchantment for each {1} payed