Rearranging the letters of 'Twain's mastery of satire' (Satire and humor) gives:
Reanimates a Swift story.
(by Jim Banholzer) (2017) (pending approval)
A stormy area's finest wit.
(by Jim Banholzer) (2017) (pending approval)
Other related anagrams without their own page:
"Mark Twain's 'The Adventures of Huckleberry Finn'." -> "Freedom raft-run taken by Huck with sinner slave." (by Tony Crafter using Anagram Genius) (2009) (pending approval)
"A comic genius" -> "Is magic ... on cue." (by Segura using Anagram Genius) (2002)
"The Adventures of Huck Finn" -> "Uneven thickhead turnoffs." (by anon using Anagram Genius) (2016) (pending approval)
"Samuel Langhorne Clemens (alias Mark Twain)" -> "Men, crank man manages well hilarious tales!" (by Aronas Pinchas by hand) (2009) (pending approval)
"Mark Twain n word" -> "Writ known drama." (by Jim banholzer) (2017) (pending approval)