Blue Nami plays the One Piece card game differently, instead of focusing on damaging the opponents Leader, it takes a defensive stance, countering attacks with the many protection Events it has in the list
The rules for altered cards are a little more specific: "Artistic modifications are acceptable in sanctioned tournaments, provided that the modifications do not make the card art unrecognizable, contain substantial strategic advice, or contain offensive images
Will you be buying these
Jumbo Cards are often included in special promotional sets, starter decks, or as part of limited-edition collections
Factors determining value include the cards' rareness, the character (Mew, Mewtwo, Pikachu and Charizard tend to be more valuable) and the artist, who is indicated on the card.