skilling
Playing (usually a computer game) at a level that is considered above average or masterful; overcoming your opponent with great skill that is not neccessarily always characteristic. It is similar to a state such as "being in the zone" or having a higher sense of awareness, reaction, accuracy, or speed.
Steven: Wow, Bob, you played really well last game!

Bob: You know you can't touch me when I'm mad skillin', biatch!