Show your villain personally doing something despicable. Have the villain do something awful to something or someone we care about. Make sure your villain has a believable motive or agenda. Avoid bargain bin Nazis. Don't have your villain talk like a cheeseball. Be careful with those smirks.
A simple moving average is customizable in that it can be calculated for a different number of time periods, simply by adding the closing price of the security for a number of time periods and then dividing this total by the number of time periods, which gives the average price of the security over the time period.
A 3-interval moving average can be created and placed on the chart using nearly the same procedure as follows. Note that the most recent period is assigned the weight of 3, the period prior to that is assigned and weight of 2, and the period prior to that is assigned a weight of 1.