Actually, according to DMG a parry ads +4 to AC, and you can´t do anything else in your round. The optional Parry of the Complete Fighter Handbook, allows you to announce parry before you roll initiative in your round using one of your attacks, in case you have more than one, then after you...
Yes they can simplify it. But I would have it as a module. One thing that was nice was the parry maneuver, you could actually parry one´s attack, but you should attack his AC, which didn´t make much sense, I it would make more sense to use some sort of contest mechanic, as described in the...
A look at ADnD 2E: Fighter´s Complete Book and Maneuvers vs Power System
This trhead is irrelevant for thouse who don´t know this book. Today I was looking at my book shelves and reviewing my old “Complete Fighter Handbook” from AD&D 2nd. I remembered the old maneuvers and tactics available in...