Van\-guard#1~(#1~)

After Deployment, units entirely with Vanguard may perform a pre-game Reform, Advance, or March Move, called a Vanguard Move, with the following exceptions:
itemize
If a value X is given, the unit’ Mobility is always~X during the Vanguard Move otherwise use the unit’s Mobility.
No model can move further than~12 during the Vanguard Move, regardless of its Mobility.
The unit cannot end the Vanguard Move within~6 of an enemy unit.
Attachable Models cannot leave a unit as part of the Vanguard Move.
itemize

If both players have units entirely with Van\-guard~Mob), they alternate moving their units one by one, starting with the unit the Defender has given Van\-guard~Mob) (3) to.
A unit that starts the game outside its own Deployment Zone cannot declare a Charge in the first Player Turn of the first Game Turn.