I really don't understand the issue with THAC0. It's basic math. THAC0= 16. Foe is AC4, 16-4 is 12, roll a 12 or better, Big whoop. Figure it out for each melee and missile weapon., out I on your character sheet, never worry about it again.WAY better than O/BX/A D&D charts.
It's easier and...