Super Mario Bros. but I can't SEE or HEAR the game!

Super Mario Bros. Chat%! I need YOUR help to beat the game! I'll definitely do this again in the future and try to tackle world 8, so make sure to sub/follow so you can stay posted as to when that will happen!
Get the Mainline Mario Marathon shirts here!
teespring.com/...
Follow me on Twitch to see more like this LIVE! 😊
/ kosmic
/ kosmicd12
Edited by Bismuth:
/ bismuth9
/ bismuth9
/ bismuthi
Intro music: • Video
Outro music: • Video
#Mario #Kosmic #Challenge
Super Mario Bros. but I can't SEE or HEAR the game!
• Super Mario Bros. but ...
Kosmic
/ kosmicd12