Consterdine, Peter. Powerstrike. Protection Publications. Review: Powerstrike: by Josh Nixon, ESP This review is part one of a two-part series. Part two can be found here. Powerstrike begins, as with many of the British Combat Association’s videos, by making a very important point that all who are interested in practical and realistic self-protection should take … More Review: ‘Powerstrike’ by Peter Consterdine