Question 1

How much is Rocks Pirates OP17-056 worth?

Accepted Answer

Rocks Pirates OP17-056 from The World's Strongest Warriors (OP-17, JP) sells for €0.08 in Europe, as of 3 November 2026.

Question 2

Is Rocks Pirates OP17-056 going up or down in price?

Accepted Answer

Down. Over 30 days, since 6 October 2026, its Cardmarket price has fallen 60%, from €0.20 to €0.08.

Question 3

Where does this price come from?

Accepted Answer

The European price is Cardmarket’s trend price, their daily estimate of what the card sells for now, from real sales. The US price is TCGplayer’s market price, from recent completed sales. Binderlist collects both every night and keeps each day’s price.

Question 4

What is the most valuable card in The World's Strongest Warriors (OP-17, JP)?

Accepted Answer

Rocks.D.Xebec (Parallel 2) OP17-118 at €5,400 on Cardmarket, as of 3 November 2026.

Set	The World's Strongest Warriors (OP-17, JP)
Number	OP17-056
Japanese name	ロックス海賊団
Rarity	Uncommon
Released	28 August 2026

Rocks Pirates OP17-056 price

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Questions and answers

How much is Rocks Pirates OP17-056 worth?

Is Rocks Pirates OP17-056 going up or down in price?

Where does this price come from?

What is the most valuable card in The World's Strongest Warriors (OP-17, JP)?

Most valuable in The World's Strongest Warriors (OP-17, JP)