Titans and Baneblades are both mentioned in Vehicles of the Imperium both of which are available only via Forge World rules in the main game For the IG we don t mention all the armoured vehicles and we don t mention the Hunter the only Space Marine ground vehicle in Epic but not in the main game but I d have no objections to doing so We don t mention aeroplanes or space vehicles at all the latter are possibly a slightly separate case and possibly tie in more with Battlefleet Gothic For the Eldar I don t think we mention the Epic vehicles at all but that article is very much a work in progress at this point ditto for the Tau