The iksar ac bonus is pretty weak...
Code:
displayed += 12;
int iksarlevel = GetLevel();
iksarlevel -= 10;
if (iksarlevel > 25)
iksarlevel = 25;
if (iksarlevel > 0)
displayed += iksarlevel * 12 / 10;
Between 12 and 42 AC. With the new stun code, ogres are def the best choice imo.