XYUncommon
Ninja Boy 103/114
Steam Siege · Trainer
Market value
€0.07Updated 24 Oct 2026
Europe · Cardmarket
€0.07
US · TCGplayer
$0.14
| Variant | Cardmarket | TCGplayer |
|---|---|---|
| Standard | €0.07 | $0.14 |
| Reverse holo | €0.31 | $0.42 |
Reference estimate for the standard printing. Prices are not adjusted for your card’s language, condition, edition or foil finish. Confirm the version before trading.
- Set
- Steam Siege
- Number
- 103/114
- Released
- 3 Aug 2016
- Illustrator
- Megumi Mizutani
Ninja Boy price history
▲ 0% in 2 days
Cardmarket prices (EUR)
| Trend price | €0.07 |
| Average sell price | €0.08 |
| Lowest listing | €0.02 |
| 7-day average | €0.05 |
| 30-day average | €0.10 |
| Reverse holo trend | €0.31 |
TCGplayer prices (USD)
| Variant | Low | Market | High |
|---|---|---|---|
| Normal | $0.04 | $0.14 | $68.00 |
| Reverse Holofoil | $0.15 | $0.42 | $19.80 |
Where to buy Ninja Boy
How much is Ninja Boy from Steam Siege worth?
A near-mint Ninja Boy (103/114) currently sells for around €0.07 in Europe and $0.14 in the US. That's the market trend for an ungraded copy; played cards sell for less and graded copies (PSA, CGC, Beckett) can sell for much more.
The quickest way to check your copy is to scan it: point your phone at the card and CardzScan reads the name and number, finds the exact printing and shows today's price.