In each deck, the cards are numbered: - base from 0 to 17, - chapter I from 100 to 148, - chapter II from 200 to 266, - chapter III from 300 to 366, - chapter IV from 400 to 466, - chapter V from 500 to 553, - secrets from 900 to 928 - and goodies 950 and +. To tidy up your box, don't hesitate to use the bags with the counters/tokens to wedge the packs of cards into the box.