User blog comment:Cryptomania/Graveyard Shift/@comment-1932673-20120507164525/@comment-3258762-20120507165625

Just gotta say: It is probable that the 2nd and 11th Legion were wiped out by the Space Wolves, as they imply many times that the SWs were small for a legion, because they were meant to destroy other legions.

Russ himself is said to have found nothing odd with the Horus Heresy, when one primarch for example went Oh, how can brother fight against brother?! Russ only said It's not like it haven't happened before