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Just Watch Me, Ace!!! ONE PIECE

Adventure on Kami's Island
UC · #OP15-021

Just Watch Me, Ace!!! #OP15-021 (Adventure on Kami's Island) is worth about $0.13 today, the TCGplayer market price for any condition as of 2026-10-28, flat over 30 days.

This card has 2 printings (TCGplayer market, 2026-10-28): regular print from Adventure on Kami's Island $0.13 (this page), regular print from Adventure on Kami's Island Release Event Cards $3.27.

price trend and all-time high: more ↓

Just Watch Me, Ace!!! #OP15-021 is holding steady: $0.13 today, flat over 30 days and 38% below its all-time high of $0.21 (2026-04-05), but 1.3x its low of $0.10 (2026-10-15). TCGplayer market price as of 2026-10-28, tracked daily since 2026-03-25. chart →

today's biggest One Piece Card Game movers →most valuable One Piece Card Game cards →

Price data for your app or store: API and daily history since 2024 · CSV download

$0.13
▲ 0.0% · 30d
TCGplayer market · daily · any condition ↗
loading condition prices
buy:TCGplayer ↗eBay ↗all marketplaces ↓
Last sold · NM
TCGplayer sales ↓
PSA 10
no graded listings
eBay sold search ↗
vs ATH
−38.1%
$0.21 · 2026-04-05
Recent sales · NMeBay sold ↗
loading sales
LOADING TAPE

WORTH GRADING?

WHERE TO BUY AND SELL

TCGplayer
$0.01
lowest listing · market $0.13
buy on TCGplayer ↗
eBay · raw
no listings
no scan yet
shop active ↗ · sold ↗
eBay · PSA 10
no graded listings
no graded asks in the last scan
PSA 10 sold listings ↗
Buy-side estimate
$0.13
THIN
a patient buyer pays about $0.13 delivered, from live asks, not sales
show the work →
TCGplayer only, no eBay scan yet
TCGplayer market$0.13verify ↗
TCGplayer lowest ask$0.01
Single source: TCGplayer market (no usable eBay asks in the last scan).
v2 · the full published formula →
The verdict · premium
Cards >40% off their high after a flat month were higher 90 days later 48% of the time in our archive since 2024 (2,895 cases). That rate is mostly the 202448 to 5877 to 86marketplace fees of about 13% most short holds lose money. Use it to time a sale, not to flip.
The median move, the verdict and the grade-worthy math: try Premium free for 7 days →
GAME DATA[ + ] SHOW
CARD TYPE
Event
COLOR
Red
SUBTYPES
Revolutionary Army;Dressrosa
COUNTER+
4
DESCRIPTION
If you have 4 or more Events in your trash, give this card in your hand -3 cost. [Main]/[Counter] Give up to 1 of your opponent's Characters -3000 power during this turn.

MORE FROM ADVENTURE ON KAMI'S ISLAND

FULL SET →
Boa Hancock (SP)
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$494.59
Zeus (SP)
Zeus (SP)
$354.80
Trafalgar Law (SP)
Trafalgar Law (SP)
$267.29
Sabo (PRB02-014) (SP)
Sabo (PRB02-014) (SP)
$174.63
Roronoa Zoro (OP13-037)
Roronoa Zoro (OP13-037)
$152.33
Edward.Newgate (SP)
Edward.Newgate (SP)
$117.21

PRICE FAQ

What is Just Watch Me, Ace!!! (Adventure on Kami's Island) worth today?

+

Just Watch Me, Ace!!! [Normal] has a TCGplayer market price of $0.13 as of 2026-10-28.

Is Just Watch Me, Ace!!! going up or down in price?

+

Just Watch Me, Ace!!! #OP15-021 is holding steady: $0.13 today, flat over 30 days and 38% below its all-time high of $0.21 (2026-04-05), but 1.3x its low of $0.10 (2026-10-15). TCGplayer market price as of 2026-10-28, tracked daily since 2026-03-25. Other windows: up 0.0% over 7 days, down 7.1% over 90 days.

What is the all-time high price for Just Watch Me, Ace!!!?

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In TickerMint's daily data (since February 2024), the TCGplayer market price for Just Watch Me, Ace!!! [Normal] (all conditions) peaked at $0.21 (2026-04-05) and bottomed at $0.10 (2026-10-15).

how these numbers are computed →

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