(www.theguardian.com)
https://www.globalgreyebooks.com/epic-of-gilgamesh-ebook.htm...
No rhyme in the original doesn't mean there should be no rhyme in the English. Akkadian and English are different languages. English verse rhymes.
That is not universally true at all. For example, Milton's Paradise Lost, or much of Shakespeare. There are countless other examples of blank verse in English.
edit: the songs of innana and other older actual translations of gilgamesh are there for some little peeks into the sumerian world that continues to define ours in so many subtle ways.
He states very clearly in his introduction what the scope is, how it's being translated and the problems with both translating ancient text from unfamiliar cultures and translating a work that's only partially complete and how he's approached both issues