i think it is more the result of last patch changes then real bug )
Dev Blog #82: Roadmap to the Finish Line
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Changed AI of more intelligent opponents to be less prone to gift the player free attacks by charging without any action points left on arrival.
Changed AI to better handle range advantages and disadvantages when deciding whether to engage or hold a defensive position.
Changed AI to make use of the wait function in more situations as to waste less action points.)
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then real bug )
