У вашего броузера проблема в совместимости с HTML5
The object of this game is to rescue Marian from the Black Warriors & their leader, the Shadow Boss, by going through the 4 missions and beating every enemy encountered along with the bosses.
This is part 1 of my walkthrough of Double Dragon for the NES.
It goes from the point where the NES is turned on with the title screen appearing up to the point where Mission 1 is completed.
Areas explored in this video:
-City Slum