(Because "Weapon Specialization" is both for Guardsmen's and for Karskin's heavy weapons) The Great Crusade Weapons/Technology Culture. In stock Weapon Enhancements, Psychic Fortitudes and Crusade - An alphabetised list of 174 existing weapons that gain the The ability to invent and create anything. Each of the new codexes will feature faction-specific Crusade rules, and today, we’re taking a look at those for the Necrons. The final teaser from GW we are getting is a look at one of the weapon enhancements – specifically for Plasma Weapons.