how many packs in a booster box cards are Pokémon Pack? with illustrations by Pokémon Pokemon TCG - Choose Your
Description
Note that this is a little different than the Near-Mint/Slightly-Played/Heavily-Played paradigm used by retailers selling Magic cards

But it seems like there are people who actually eat this

Retrieved September 24, 2016

Perfect for sealed collectors, competitive players, and high-energy box breaks, Yu-Gi-Oh

Highly recommend." - Robert Jamison "Met the owner of USA GRADING at a local show and filled out a submission form
Unfortunately, decks with lots of removal can kill this before the first trigger (it dies to Doom Blade), but it can be the nail in the coffin against aggro decks