POP Series 4
POP Series 4 is not fundamentally different from the previous three POP Series. It contains 6 rares (including one Pokémon-ex), 5 uncommons and 6 commons, while the other three had 7 rares, 5 uncommons and 5 commons. The rares are still printed on a separate sheet and seem to still come 1 in every 10th pack, and the ratio of 20 uncommons on a 121 card non-holo sheet still seems about right. The rarity table looks as follows:
