Whoa, stop the presses. The new Wolf Claw Strike Force can declare a charge with any unengaged unit in the detachment at the end of the opponents Charge subphase. You have to charge a unit already engaged in close combat, but you get your charge bonuses.
Some crazy assault armies are in the works......
via a reader on Faeit 212 and aracerssx
via Lord Ragnarok on Bolter and Chainsword