Are they all exactly build as each other? If not then theres no problem. Crafter character for crafting. Tamer to hunt singular large creatures, sampire to hunt mobs, Archers to hunt things you don't want to get to close too, Spellweaving mages to hunt in group or doom looting rights, Fisherman to go fishing,treasure hunter to go do some maps, resource gatherer to gather resources, etc..
A character for every speciality in UO never get bored. No need to choose just pick the one you need at the time.