Colin Kaepernick has played in just four playoff games.However, the San Francisco 49ers' quarterback is already one of the all-time best running quarterbacks in postseason history.According to ESPN Stats & Information, Kaepernick has accumulated the fifth most rushing yards in the playoffs in league history. He has 362 rushing yards in four playoff games. Former 49ers' quarterback Steve Young is the NFL's all-time leading rushing quarterback in the postseason.