Back to the Future Part II & III combines the plots of the second and third films into a massive time-traveling adventure for the NES. Released by LJN in 1990, the game follows Marty McFly across four time periods: 1955, 1985, 2015, and 1885. Players must navigate platforming levels, solve puzzles in 'Object Rooms' to return items to their proper timeline, and use the DeLorean to travel through years. A unique mechanic involves avoiding 'clones' of Marty created by previous time jumps. With its non-linear exploration and complex puzzle elements, this title offers a deeper experience than its predecessor.