Clip it: gain one draft reroll. Thrifty shopper bonus: if you still hold an unused reroll when your third draft arrives, gain another.
You draft Coupon in Buff mode. Passive: it works on its own the whole time you hold it, with nothing to activate.
As a draft card, it bends one player's draft: the tier, the count, or the pool.
“Expires never. Void nowhere.”