Mario Bros.

What is Mario Bros.
Mario Bros. is an NES game featured in, , , and. It, along with its sequel, Super Mario Bros., is one of the "Forbidden Four". It is only available as an E-Reader card. The real-life origin of this game is that the game started as an arcade game in the early 80s. This game was released to the NES in 1986 as a port of the arcade classic.

How to obtain
'' The means of obtaining Mario Bros. requires the E-Reader device, and the Mario Bros. E-Reader card. If you do not have the E-Reader device, you can also cheat the item into your inventory using a Action Replay, or a similar device.''