EXCLUSIVE: Warner Bros has bought an action/sci-fi pitch created by David Karlak titled Rise, marking the scribe’s first studio sale. Roy Lee and Underground will team to produce the project, the details of which are under wraps. Lawrence Grey is also a producer, and John Middleton is executive producing. Karlak, who has gained buzz around town thanks to his short film The Candidate, is repped by Paradigm, Underground and attorney Dave Feldman. Saw franchise writers Patrick Melton and Marcus Dunstan teamed with Karlak to write the pitch.