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Ninja Boy
🇺🇸Steam Siege (STS) · #103/114 · 2016
Uncommon: a bit harder to find than commons.
What it's worth
Near Mint market price- NormalNo shine anywhere on the card.$0.17▲ $0.03 this month🛒 Buy: about $0.17 · from $0.04 ↗💵 Sell: about a penny (bulk)
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From TCGplayer. Updated Nov 14, 2026. Buying one costs about the market price. Selling one gets you less: shops pay about two thirds, and selling online has fees and postage. Every price and where it came from is below.
Market prices
TCGplayer US dollars
Updated Nov 14, 2026| Kind | Market | Low | Mid | High | Direct |
|---|---|---|---|---|---|
| Normal | $0.17 | $0.04 | $0.20 | $68.00 | — |
| Reverse holo | $0.44 | $0.15 | $0.41 | $19.66 | — |
"Market" is what it recently sold for. Low, mid, and high are current listings.
See it on TCGplayer ↗Cardmarket euros, Europe
Updated Nov 14, 2026| Measure | Normal | Holo / reverse |
|---|---|---|
| Trend | €0.02≈ $0.02 | €0.31 |
| Average sale | €0.06 | €0.27 |
| Lowest listing | €0.02 | €0.05 |
| 1-day average | €0.08 | €0.50 |
| 7-day average | €0.06 | €0.23 |
| 30-day average | €0.08 | €0.37 |
Values are estimates based on recent market data, not offers to buy or sell.
Price over time
📈 We started tracking this price recently. Check back in a few days to see how it changes.
About this card
Choose 1 of your Basic Pokémon in play. Search your deck for a Basic Pokémon and switch it with that Pokémon. (Any attached cards, damage counters, Special Conditions, turns in play, and any other effects remain on the new Pokémon.) Shuffle the first Pokémon into your deck.
- Number
- 103 / 114 (set has 116 with secrets)
- Released
- August 3, 2016
- Illustrator
- Megumi Mizutani
- Category
- Trainer
- Tournament play
- Expanded