Well, it seems Mitsuyuki32 would beg to differ
Good for getting rid of Mirror Force, at the very least
Mid-game you can discard weaker earlies or unplayable later for the powerhouses on curve you crave
Counterfeit products and inconsistent sizing from different manufacturers also pose risks
For sets with serialised or numbered chase cards, a collector booster box gives you the highest realistic chance of opening one (though they remain extremely rare!) Are Collector Boosters Worth It This depends entirely on what you value

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