Ninja Boy #103 (League Cup) — Steam Siege

PriceCharting market prices as of 2026-08-29:

Market context: ungraded price -2.0% over 30 days. +0.6% over 90 days.

More from Steam Siege

• Nidorino #44
• Nidorino #44
• Ninja Boy #103
• Ninja Boy #103
• Nosepass #54
• Nosepass #54

Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-steam-siege/pokemon-steam-siege-ninja-boy-league-cup-103