The duo run a number of YouTube channels including Good Mythical Morning, which has 6.6 billion views and 16.6 million subscribers as of September 2020. The namesake show, Good Mythical Morning, is a talk show airing on weekdays at 6:00 am EST. With over 3.94 million subscribers and over 947 million views as of September 2020, a third channel called Good Mythical MORE airs directly after Good Mythical Morning and is described as the "show after the show". Their fourth channel, entitled "Mythical Kitchen" (formerly This is Mythical, as well as Mythical), featured bonus and behind the scenes videos, but has most recently been used for videos produced by and starring their crew. It has over 1.4 million subscribers and over 70 million views as of June 2019. Their fifth channel is for their weekly podcast called Ear Biscuits. It was originally presented on the GMM channel but was transferred to this channel on January 7, 2019. It has over 254,000 subscribers and more than 3 million views.
On February 22, 2019, it was revealed that Mythical Entertainment had acquired the Smosh brand (Smosh, Smosh Games, Smosh Pit, and others) after the channel's former parent company, Defy Media, had gone into liquidation. Ian Hecox, the co-founder of Smosh, explained that under the Mythical Entertainment banner, the channel would have full creative freedom and launch its own podcast, known as the SmoshCast.
On December 20, 2019, their company, Mythical Entertainment, announced their new channel, Mythical Kitchen. The channel is a hub for all food featured videos, and it is run by the Mythical Chefs, Josh Scherer, Nicole Hendizadeh, and Trevor Evarts. It contains several series such as: "Fancy Fast Food", which takes famous fast food items to the next level and "Snack Smash," a food series that combines two snacks to create one creative concoction.
On January 7, 2019, the podcast was moved from the Good Mythical Morning channel to its own separate channel.
On February 4, 2019, the Ear Biscuits SoundCloud account stopped posting the podcast, and continues to remain inactive.
The Lost Causes of Bleak Creek was published on October 29, 2019. It is a thriller novel co-written by Rhett & Link and Lance Rubin, largely based on Rhett and Link's experiences in their home town of Buies Creek, North Carolina. The book reached No. 13 on the New York Times Best Sellers list.
The November 10 show was the final show of the Tour of Mythicality. In February 2019, Rhett and Link held a concert in London as part of Vidcon London. They had a number of other concerts in spring, summer, and fall 2019 under the title Rhett and Link Live. As of November 2019 there have been no touring.