I Knew You People Were Behind This. EB03-049

Common•Event•Black•One Piece Extra Booster: One Piece Heroines Edition

$0.09

Updated October 22, 2026

I Knew You People Were Behind This. One Piece card (EB03-049, Extra Booster: One Piece Heroines Edition)

I Knew You People Were Behind This. is a Common Event card from the One Piece Card Game set Extra Booster: One Piece Heroines Edition (EB-03).

Ungraded Price History

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Card Text and Stats

Main You may rest 7 of your DON!! cards: If your Leader is Perona, play up to 1 Thriller Bark Pirates type Character card with a cost of 6 or less and up to 1 Thriller Bark Pirates type Character card with a cost of 4 or less from your hand or trash.

Counter Your Leader gains +3000 power during this battle.

Cost: 1
Color: Black
Type: Thriller Bark Pirates
Card type: Event
Block icon: 4
Card number: EB03-049

I Knew You People Were Behind This. Frequently Asked Questions

29 of the 90 priced printings in Extra Booster: One Piece Heroines Edition share the Common rarity, and this is one of them.

Yes. At $0.09 it trades below the set's median of $0.24, and 75 of the 90 priced printings in the set cost more.

No. Extra Booster: One Piece Heroines Edition printed this collector number once, in one finish, so every copy on sale is the same card.

Not much on its own. It trades at $0.09 with the cheapest listing at $0.01, which is bulk pricing: shipping a single copy costs more than the card.

Buying the single. It is $0.09, below the $19.47 a Extra Booster: One Piece Heroines Edition booster pack costs, with no chance of pulling something else.

Not one that trades separately. This number has a single priced finish in Extra Booster: One Piece Heroines Edition, so there is no foil premium to pay.