Ultimate Merged Zamasu is the fusion of Present Zamasu, Goku Black, Goku Black from Future Trunks's new timeline, Future Zamasu, Xeno Zamasu, Xeno Goku Black, Crimson Masked Saiyan, Present Zamasu from Crimson Masked Saiyan's present timelime (aka Pseudo Universe), and Future Zamasu from Crimson Masked Saiyan's timeline as well as the other incarnations of Zamasu (with the exception of Blackened Masked Saiyan [an alternate incarnation of Goku Black] and his Zamasu which would be featured in a future arc), and along with merged e-22912 is one of the the antagonists of the Unholy Alliance saga (part of the Goku e-22912 and Zamasu Alliance in persuit of justice Ark) which succeds the Dante Shadow saga. This ref sheet includes a concept of Infinite Zamasu's physical form.