Mega Man 2 NES

Mega Man 2 is Capcom's 1988 action platformer for the NES. Dr. Wily returns with eight new Robot Masters, including Metal Man, Air Man and Quick Man, and Mega Man must defeat them before storming Wily's castle.

You can choose the order of the stages. Defeating a boss gives you their weapon, which is the key to beating another boss. The game added an easier difficulty and a password system, and its soundtrack is one of the most famous on the NES. Many fans consider it the best game in the series.