How can you get to glitch worlds in Super Mario Bros. by using the game Tennis? It's all explained right here.
LINKS
Twitter (updates): https://twitter.com/RetroGameMechEx
Patreon (support): https://www.patreon.com/rgmechex
SubscribeStar (support): https://www.subscribestar.com/rgmechex
Discord (discussion): http://discord.rgmechex.com