[1][2] Schantz is a native of Tucson, Arizona, and graduated from Salpointe Catholic High School.
[3] During a Phoenix Rising game with San Diego Loyal on September 30, 2020, midfielder Junior Flemmings was accused of using a Jamaican homophobic slur against the openly gay Loyal midfielder Collin Martin.
[4][5] Loyal, who had been leading 3–1 up to that point, walked off the field in protest and forfeited the match.
[3] Schantz later denied such accusations, saying his words were "misconstrued,"[8] and that he was not excusing "any alleged homophobic behavior" from his players.
[10] Schantz later apologized to Martin, as well as his team, the USL Championship league, and the LGBTQ community over the incident,[10] and subsequently resumed his coaching duties on October 21.