Koby (OP12 Release Event Winner)
One Piece · One Piece Promotion Cards · PR · P-092
Released 2022-09-30
$15.99
30-day forecast: $15.99
Live One Piece price tracking, buyout detection, and price predictions for Koby (OP12 Release Event Winner) on TCG Collector Tools.
Card Text
[Opponent's Turn] Give this Character −3000 power.<br>[When Attacking] If your Leader has the {Navy} type, your Leader's base power becomes 7000 until the end of your opponent's next turn.
Prices Across Marketplaces
Price Forecast
| Horizon | Forecast | vs Today |
|---|---|---|
| 7 days (stable) | $15.99 | +0.0% |
| 30 days (stable) | $15.99 | +0.0% |
| 90 days | $15.38 | -3.8% |
| 180 days | $15.38 | -3.8% |
| 1 year | $15.38 | -3.8% |
Confidence 74% · Calibrated 30-day range $12.88–$19.10 · established card · veryLow volatility
Our Forecast Track Record
What we predicted for this card, and what actually happened. We publish misses as well as hits. Anchored 2026-03-28 · at $14.21 · 122 days ago.
| Horizon | We predicted | Actual | Error |
|---|---|---|---|
| Day 7 | $14.23 | $12.01 | -15.6% |
| Day 30 | $14.86 | $11.75 | -20.9% |
| Day 90 | $15.64 | $15.99 | +2.2% |
Signal Analysis
Mixed signals. Monitor for clearer direction.
Recent Price History
Frequently Asked Questions
How much is Koby (OP12 Release Event Winner) worth?
Koby (OP12 Release Event Winner) is currently $15.99 on TCGplayer for the One Piece Promotion Cards printing. Prices update daily from live marketplace data.
Is Koby (OP12 Release Event Winner) going up or down in price?
Our 30-day forecast for Koby (OP12 Release Event Winner) is $15.99, with a stable trend at 74% confidence.