The 24th year of the league is scheduled to begin on Oct. 13 and will continue until the championship game Nov. 21. All 30 Major League teams are required to send prospects to fill out the six teams included in the AFL.
Toronto has used the league over the past several years to showcase and develop some of its top talent. Recent participants include Marcus Stroman, Drew Hutchison, Dalton Pompey, Roberto Osuna and A.J. Jimenez.
Tellez is the top Blue Jays prospect headed to Arizona. The 20-year-old is ranked as Toronto's No.