![Supper Mario Broth on Twitter: "Title screen and all Mario sprites from the PC demo for Super Mario Bros. 3, submitted to Nintendo in 1990 by id Software, makers of the Doom Supper Mario Broth on Twitter: "Title screen and all Mario sprites from the PC demo for Super Mario Bros. 3, submitted to Nintendo in 1990 by id Software, makers of the Doom](https://pbs.twimg.com/media/EXNhdImXgAIjhi_.jpg)
Supper Mario Broth on Twitter: "Title screen and all Mario sprites from the PC demo for Super Mario Bros. 3, submitted to Nintendo in 1990 by id Software, makers of the Doom
![The phantom PC version of 'Super Mario Bros. 3' by the developer of DOOM is stored in the History Museum - GIGAZINE The phantom PC version of 'Super Mario Bros. 3' by the developer of DOOM is stored in the History Museum - GIGAZINE](https://i.gzn.jp/img/2021/07/15/donated-id-super-mario-bros-museum/01.png)
The phantom PC version of 'Super Mario Bros. 3' by the developer of DOOM is stored in the History Museum - GIGAZINE
![Random: John Romero's PC Port Of Super Mario Bros. 3 Turns Up On A Floppy In A Museum | Nintendo Life Random: John Romero's PC Port Of Super Mario Bros. 3 Turns Up On A Floppy In A Museum | Nintendo Life](https://images.nintendolife.com/1f755d2f5c993/super-mario-bros-3-pc-port.large.jpg)