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Demand repeats, since collectors come back again and again to finish sets rather than buying once and disappearing

In formal terms, it models the number of successes in a sequence of draws from a population of known size, where each draw either succeeds or fails and where each draw changes the composition of the remaining population

You might also lose some money as youre starting out nobody is going to have perfect foresight regarding every product, especially as theyre building up their knowledge and expertise

Also, adding a ranked ladder similar to Hearthstone does not mean that you would have to do away with the casual aspect the program has now