Board Thread:Warhammer 40k General Discussion/@comment-5846164-20121212083132/@comment-3580035-20121214062008

In the Dark Angels short story in "The Primarchs" book, the Navigators are used to repel a first-encounter daemonic boarding action, and are described as using beams. It could be that the beam is only effective against Daemons, or someone wrote the wrong thing.