“Puss in Boots” scribe Tom Wheeler has been brought on to rewrite “Mandrake the Magician” for Warner Bros. and Atlas Entertainment.Pic, based on the popular comicstrip created by Lee Falk in 1934, has been in development at Atlas since 2009. “12 Monkeys” scribes David and Janet Peoples wrote the first draft of the script. Mandrake, made popular by the 12-part serial Columbia Pictures released in 1939, is a powerful illusionist who hypnotized foes from gangsters to aliens. The character will be given a modern makeover. Charles Roven and Andy Horwitz are shepherding the project for Atlas, while Sarah Schechter will oversee for WB. Rocky Shepard of King Features Syndicate and Atlas’ Alan Glazer exec produce. Wheeler created and exec produced NBC’s short-lived series “The Cape” after scripting DreamWorks Animation’s spinoff pic “Puss in Boots.” He’s also writing “Trollhunters” for DreamWorks Animation and helmer Guillermo del Toro. Wheeler is repped by WME and attorney Harris Hartman.