Coupon Bag means where you draw 2-5 star creature from the Altar using coupons.
A player can choose to draw 1 card at a time for 1 coupon, or to draw 5 cards at a time for 5 coupons.
Acquiring Coupons Edit
See page Coupons for more details.
Some people claim they have better luck when drawing one card at a time, while other players claim they get better rewards from drawing five cards at a time. Any hard fact to prove either or would be useful.
There is an ongoing list of drop rates to be found on the Drop Rates page.