Eventually getting round to replying, after far too long. This is an issue, I think we should drop this feature. This is something that I implemented so I have given it significant thought. It used to work like you said, with a simple 50% hit chance. I'm pretty uncertain about this. Some people like being able to dodge missiles but this does introduce a big element of micro. Simply having attack/armour types just doesn't seem to be flexible enough for what we want. Just having bonuses leads