I'm aware of the separate lock buttons, but the problem remains that you have zero control over what it decides to lock, or what next. It should be as simple as the point you're most closely facing, but, well, it isn't.
As for the update on your original post, it's been stated earlier in the topic, but there's really no reason not to max Zero Range Advance; the majority of your attacks are only effective at point-blank range.
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