Idaho State: (2015) Appeared in all 11 games  and finished with 48 tackles, eight being tackles for loss ... had three sacks ... had three sacks and a forced fumble and fumble recovery vs. Eastern Washington ... had an interception vs. Portland State ... had a season-high 10 tackles vs. Montana.

(2014): Appeared in nine games ... had a season-high four tackles at Northern Colorado ... had one sack vs. Chadron State and credited with a sack at Northern Colorado ...

(2013) Appeared in nine games ... had 17 tackles, two tackles for loss and two sacks ... had one fumble recovery vs. Dixie State ... had five tackles vs. Western State ... had a sack vs. Dixie State and at UC Davis ... named to the Big Sky Conference All-Academic team.

(2012) Played in nine games for the Bengals at linebacker and special teams ... finished the year with 19 tackles ... in the last two games he had 13 tackles, seven against Cal Poly and six against Weber State.

Ferris High School: Played running back and linebacker at Ferris High School … earned first-team All-GSL as a linebacker in 2011 and second team as a junior … helped his team to the 4A state championship in 2010 and they were the 2009 runner ups … was a three-year letterman and starter … had 49 tackles, seven tackles for loss and two interceptions as a senior and had 35 carries for 180 yards and five touchdowns … most of his carries came on short yardage situations … played linebacker in 2010 and had 46 tackles and two interceptions … runs sprints and relays on the track team … ran an 11.4 in the 100m and was a two-year letterman and is a two-year letterman in basketball.

Personal: Born April 29, 1994 … parents Jerry Karstetter and Perrianne Karstetter … has two brothers, Jared and Cole … brother Jared played football at Washington State and uncle Scott played football at Idaho.