Changes

*[[Sarah Cawkwell]], author of ''[[The Gildar Rift (Novel)|The Gildar Rift]]'' and ''[[Silver Skulls: Portents (Novel)|Silver Skulls: Portents]]'' among other Silver Skull stories, originally planned for the Silver Skulls to be [[White Scars]] successors before being told by Games Workshop that they were [[Ultramarines]] successors.{{Fn|28}}*The Silver Skulls bear resemblance to heresy-era [[Iron Warriors]], with their heraldry scheme and chapter badge being incredibly similar.