Karl Fink

Karl Leslie Fink (Portrayed by LJ Benet) is a recruiting and antagonist character of Disney Channel's Original Series Dog With a Blog.

Biography
He made his first debut in The Bone Identity, when he introduced Avery as her nemesis. He is extremely rude and nosy and determined to find out what Stan's secret was. He very good in math, while he entered the X-Square Game against Tyler and was disqualified for bad sportsmanship trying to bust Tyler for cheating.