Usually, this leads to players relying on control cards like Budew and Maractus, but there are other options to slow down the opponent, and Team Rocket's Houndoom provides an alternative in some situations
Unless you have an absolutely massive grip of cards, you'll usually be milling for seven or eight cards for six mana, which isn't a good rate
These make a strong case against ever doing lunch break cards again, since of course some are going to be silly jokesin so little time, on the wrong day, with no assistance or playtesting, you are guaranteed to get some designs like that, no matter how talented your designers
In general, expect to get less than full market value when selling to retailers or local stores since they need to make a profit on resale