Ninja Boy price guide

STS · Steam Siege · Card 103/114 · Uncommon

The Altworth Fair Market Value for Ninja Boy (Raw · NM) is £0.98 as of 1 Oct 2026. It follows the median of this product's own sold prices, not a forecast. Altworth marks the confidence of this price as Recent.

Altworth reference price: £0.98
Based on: Sold prices
Confidence: Recent
Updated: 1 Oct 2026

Other printings and variants

· 2 · each with its own price

Reverse holo · this card£0.98
Non-holo£1.17

Front · catalogue artwork

Other printings and variants

· 2 · each with its own price

Reverse holo · this card£0.98
Non-holo£1.17

Own one? Add it to your collection

Scan or add your copy to track its value.

Ninja Boy

Steam Siege · 103 / 114 · English

Uncommon
Reverse holo
English

Altworth Market Price · Raw · Near Mint

£0.98

Less sure

Choose a condition or grade

Altworth Market Price · Raw · Near Mint

£0.98

Less sure

Choose a condition or grade

Sold · 30 days: 1
Last sale: £0.98 · 23 Sep

Altworth Market Price · Raw · Near Mint · Reverse Holofoil

Sold prices

1M3M1YAll

Median · 30 days: £0.98; 1 clean sale

Middle range: £0.20–£0.98; p25 to p75 · 90 days

Last sale: £0.98; 26 days ago · Near Mint

Dots are recorded sales, the green line is the Altworth Market Price you can trace back to them.

Altworth Market Price · Raw · Near Mint · Reverse Holofoil

Sold prices

Own one? Add it to your collection

Scan or add your copy to track its value.

Recorded sales · Raw · NM

All 3 sales in the 90-day pool, newest first.

DateGradePrice

23 Sep 2026Near Mint£0.98

04 Sep 2026Near Mint£0.20

05 Aug 2026Near Mint£1.31

Older sales fall out of the pool after 90 days and stop counting toward the price.

More from Steam Siege

116 cards · English · XY · August 2016

All 116 cards

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Every Ninja Boy across sets and languages.

All 5 cards

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Facts

Set: Steam Siege
Number: 103 / 114
Rarity: Uncommon

Language: English
Treatment: Reverse holo
Species: Ninja Boy
Printing: Regular

Condition: Near Mint

Altworth Market Price · Raw · Near Mint

£0.98

Less sure

Choose a condition or grade

Sold · 30 days: 1
Last sale: £0.98 · 23 Sep

Other printings and variants

· 2 · each with its own price

Reverse holo · this card£0.98
Non-holo£1.17

Other printings and variants

· 2 · each with its own price

Reverse holo · this card£0.98
Non-holo£1.17

Altworth Market Price · Raw · Near Mint · Reverse Holofoil

Sold prices

1M3M1YAll

Median · 30 days: £0.98; 1 clean sale

Middle range: £0.20–£0.98; p25 to p75 · 90 days

Last sale: £0.98; 26 days ago · Near Mint

Dots are recorded sales, the green line is the Altworth Market Price you can trace back to them.

Recorded sales · Raw · NM

All 3 sales in the 90-day pool, newest first.

DateGradePrice

23 Sep 2026Near Mint£0.98

04 Sep 2026Near Mint£0.20

05 Aug 2026Near Mint£1.31

Older sales fall out of the pool after 90 days and stop counting toward the price.

Sold · 30 days: 1
Last sale: £0.98 · 23 Sep

Sold · 30 days: 1
Last sale: £0.98 · 23 Sep

Ninja Boy price guide

STS · Steam Siege · Card 103/114 · Uncommon

The Altworth Fair Market Value for Ninja Boy (Raw · NM) is £0.98 as of 1 Oct 2026. It follows the median of this product's own sold prices, not a forecast. Altworth marks the confidence of this price as Recent.

Altworth reference price: £0.98
Based on: Sold prices
Confidence: Recent
Updated: 1 Oct 2026

More from Steam Siege

116 cards · English · XY · August 2016

All 116 cards

Other Ninja Boy cards

Every Ninja Boy across sets and languages.

All 5 cards