Super Mario Bros. Unofficial DLC

Super Mario Bros. Unofficial DLC is a DLC to Super Mario Bros. released for the Nintendo Entertainment System very lately comparing to the original Super Mario Bros, being released in 2019. This DLC adds a lot to the original Super Mario Bros, such as New Power-Ups and even Versus Mode.

Gameplay
The player takes control of Mario or Luigi, who has been finally added to Single-Player mode. The goal is to get to the flagpole, while collecting Power-Ups and defeating enemies. The DLC is adding World Maps to the original Super Mario Bros. Levels, which also means Toad Houses. Also, with this DLC, you can hold Shells.

Multiplayer Mode
Player 1 is controlling Mario, while Player 2 is controlling Luigi. Unlike the original Super Mario Bros. Multiplayer Mode, in the Super Mario Bros. Unofficial DLC both players are on-screen on the same time.

Power-Ups
Returning Power-Ups are Mushrooms, Fire Flowers, Stars, and 1-Up Mushrooms. But there is 1 new power up, the Ice Flower! It has 50% chance of spawning instead of a Fire Flower. If you have a Fire Flower, Ice Flower will always spawn instead of a Fire Flower, and if you have the Ice Flower you have 100% chance of finding a Fire Flower.