The Magnificent Chivalry (1973)

One Armed Boxer Jimmy Wang Yu stars as a gallant knight and servant in the Imperial court, feared the nation over for his deadly prowess with the bamboo blade. When the Emperor's seal is stolen by the notorious Black Tiger gang Wang is sent to recover it at any cost. Disguised as a begger he infiltrates himself into the gang and sets himself up for a duel to the death. A dark tale of chivalry and ferocious death dealing swordplay.