Search for Treasure

Tap an Adventurer you control: put a Progress counter on Search for Treasure.
(Adventurers are creatures with the subtype Warrior, Rogue, Wizard, Monk, and/or Cleric.)
{t}, Remove one or more Progress counters from
Search for Treasure: Flip X coins, where X is the
number of Progress counters removed from
Search for Treasure. For each Heads, you get a
Treasure token.