as CCS Division III champions in 2006 and 2011. In 2012 SI placed first in the WCAL and competed in the CCS Division I playoffs. The SI men's swim team placed 3rd in CCS Div I and the 200 Freestyle relay team broke the CCS Record in prelims and then was ranked 10th nationally in the All-American rankings in 2014. In 2015, the men placed 4th in CCS Div I with a CCS championship in the 200 Freestyle, and also placed 6th at the Inaugural California State Championship. In 2017, the men placed 6th in CCS Div I with a CCS championship in the 200 Freestyle relay. The SI women's swim team has seen much success in the WCAL Championship in recent years, with the varsity team winning in 2007 and 2019 and the junior varsity team winning in 2005, 2006, 2007, 2017, 2018, and 2019. In both 2007 and 2008, the women placed 4th in CCS Div I with a CCS championship in the 200 Medley relay. In 2022 the women placed first in CCS Div I, with CCS Championships in the 200 Medley relay, 100 Butterfly, and 200 Freestyle relay, with the 200 Medley and 200 Freestyle relay teams qualifying for the National Interscholastic Swim Coaches Association(NISCA) All American. The SI men's basketball team made it all the way to the regional finals of the CIF Division 1 playoffs in 2022. The SI men's and women's cross country teams recently won the 2019 CCS Division III Championship, while the men's water polo team won the Division II Championship, as well as a Northern California Championship. The SI field hockey team has experienced much success over the past few years, making history in 2018 by advancing to the CCS semifinals. Saint Ignatius also hosts esports teams for Rocket League and League of Legends, with the former winning the state championship and the latter placing 8th in California in 2019. Rivalry with Sacred Heart Cathedral St. Ignatius' traditional rival is Sacred Heart Cathedral Preparatory, also located in San Francisco. The SI-SH rivalry began with a rugby game on St. Patrick's Day in 1893. SI and SH compete against each other in football, basketball, baseball, and volleyball for the Bruce-Mahoney Trophy, which is named after Bill Bruce of SI and Jerry Mahoney of SH, alumni who died in World War II. SI has a significant edge over SH, with a winning