The 6-11 Bagley, an American Family Insurance ALL-USA Preseason team member, last played in a high school game when he led Corona del Sol (Tempe, Ariz.) to its fourth consecutive state title in 2014-15. He averaged 19.6 points, 10.3 rebounds, 2.4 blocks, 2.3 assists for a team that went 33-1.
Bagley then transferred to Hillcrest Prep (Phoenix) in August 2015 but played only in preseason games before he left the school. He enrolled at Sierra Canyon last winter but was denied eligibility and sat out the season.
Younger brother Marcus also will play for Sierra Canyon. He also left Hillcrest Prep.
Sierra Canyon is loaded with 6-9 F Cody Riley, a UCLA signee; PG Remy Martin, an Arizona State signee; 6-4 CG Adam Seiko, a San Diego State signee; and 6-2 CG Terrance McBride.