To be part of an Convenient Allies, the Army of Thrór faction must include at least one troop led by at least a Hero of Valour and this is not currently the case.
To be part of an Convenient Allies, the Iron Hills faction must include at least one troop led by at least a Hero of Valour and this is not currently the case.
To be part of an Convenient Allies, the Rivendell faction must include at least one troop led by at least a Hero of Valour and this is not currently the case.