These are what we call the 'YMMV items.' Things that some people find in this work. We call them 'your mileage might vary' because not everyone sees these things in the same way. This starts discussions in the trope lists, a thing we don't want. Please use the discussion page if you'd like to discuss any of these items.
YMMV: The Last Days Of The Third Age Of Middle Earth
Focussing on the charisma stat and the leadership skill allows to increase faster the Arbitrary Headcount Limit. Then, if a player linked with Mordor or Dol Guldur hire only Orcs, the limit is increased even further. It grants a character weak in one VS one combat but able to command a litteral Zerg Rush
Wargs are a mount for Orc armies. Contrary to horses (which only wander on the battlefield when their riders are dead, sometimes randomly hitting and slightly hurting a soldier), Wargs keep on running and charging their enemies when the rider is dead. They are also tougher than horses. It means that a horse rider should be considered as a single unit, but a Warg rider as two soldiers