During the fight in the balloon factory, the White Dragon's shoes change from sneakers with white bottoms to boots with black bottoms.
During the final fight in the Stingers' headquarters, Steve bites a gang member's leg. The gang member even responds with a muffled scream. Steve is wearing a mask that covers his entire face, but he could easily bite through a cloth mask.
Steve plays a Game Boy without a Game Boy cartridge.
Jack Crenshaw frequently refers to Cobra Khan as the leader of the Stingers, but Cubby Kahn leads the Stingers. Cobra Khan only appears in flashbacks or scenes from the comics. Mr. Kaufman tells Cubby that he only gives him business out of respect for his father, which suggests that Cobra is dead.