heatran pokemon card POKÉMON GAME S9a 011/067 K Radiant Weakness Water ×2 Resistance None None Retreat Cost Heatran #123 Prices | Pokemon

The sale page doesn't specify what flaw the card has, but pokemomster_og says "I've collected since 1999 and this has been one of my most cherished cards." "I've taken great care of this card for over 20 years, and the grade shows it", they add

Erikas parasol also contains an additional detail worth noting

It relies on combos and timing when to play your cards, with several of the included characters triggering their effects upon entering or leaving the play area

In FF7, this creates an epic boss battle that can be somewhat difficult depending on how early on you take the fight in the original game, and how prepared you are in Rebirth