Personally, my favorite skill to play without bots would be herblore, because it involves you collecting lots of herbs in order to level it (I prefer not to buy it).
My favorite combat skill is ranging, it's really useful for 90% of quests that involve combat, because there is usually a safe spot.
My favorite combat skill is ranging, it's really useful for 90% of quests that involve combat, because there is usually a safe spot.