Deadpool comic creator Rob Liefeld is a fan of his character’s movies. “Ryan made “Deadpool” a little dirtier. He brings that extra-edgy material that works. He’s perfect for it. They’ve taken great liberties with the R-rating and I think it found its own niche. I’m thrilled that there’s this different muscle that Fox gets to work out,” enthuses Liefeld. “I am an artist who wanted to write