Number of times a relief pitcher finishes a game where the potential tying or winning run is on base, at home plate or in the on-deck circle. Also the number of times a relief pitcher pitches the final three innings of a win; or the number of times a reliever pitches one inning or more in which he protects a lead of three runs or less.
Given to a relief pitcher when he is the last pitcher in a game won by his team and he is not the winning pitcher, and he pitches at least one complete inning and enters the game with no more than a three-run lead; or he enters the game with the potential tying run on base, at-bat or on deck; or he pitches at least three innings. SVO