DanielRPK:Beast from the Fox X-Men, played by Kelsey Grammer, will appear in The Marvel's post credit scene, and supposedly will be the merging of the MCU with the Fox universe for Deadpool

Cryptic4KQual: Just gonna say..from what i saw back then to now, that ending is a VERY BIG last min change💀 tf?? 2 additional tickets bought for #TheMarvels : r/MarvelStudiosSpoilers

Kelsey Grammer on Making His Surprise Marvel Return as Beast in 'The Marvels' (Exclusive)

Kelsey Grammer Breaks Silence On Joining MCU & Reprising His X-Men Character

Marvel Star Kelsey Grammer Confident He'll Return as Beast in the MCU

The Marvels Post-Credit Scene Rumored to Feature Return of Kelsey Grammer's Beast

Kelsey Grammer Breaks His Silence on MCU Return as X-Men's Beast

Who Is Beast? Kelsey Grammer's X-Men Hero Explained

DCEUleaks: Kelsey Grammer's version of Beast will feature in The Marvels end credits. : r/MarvelStudios_Rumours

Who Is Beast? Kelsey Grammer's X-Men Hero Explained

With the X-Men gradually coming into the MCU, I really hope that Kelsey Grammer will reprise his role as Beast. Grammer really nailed Hank's intelligent & sophisticated nature. : r/marvelstudios

The Marvels Post Credit Scene: X-Men's Kelsey Grammer On Beast Cameo

Kelsey Grammer all but confirmed the X-Men will join the MCU soon

The Marvels Post Credit Cameo Is Kelsey Grammer Playing Beast!

Kelsey Grammer Confirms Whether He'd Return As Beast For Marvel's X-Men