TL;DR: One Piece TCG has 16 main booster sets as of June 2026
The enduring and global appeal of the character ensures that any limited-edition Pikachu promo is a hot commodity for both collectors and investors
Cards like Anointed Procession, Doubling Season, and Chatterfang, Squirrel General take these cards and ramp up their effectiveness so you can end the game twice as fast
Even worse, these cards incentivize you to cast them before combat, making it more likely that you're putting yourself in the trap of attacking in with a lot of stuff, having it all get blocked, and then not having the mana to recast it all
Below the price graph, you can also see the price change for a given time period and the percentage change
They werent introduced until later in the era, so they only had a short production period