Why do Jokic fans insist on calling his supporting cast a G-League team?

Murray - 21.6PPG, 6AST, 3.8REB, 39.6% 3PT%, 58%TS

MPJ - 18.2PPG, 2.2AST, 7REB, 39% 3PT%, 61%TS

Braun - 15.2PPG, 2.5AST, 5.1REB, 39% 3PT%, 65%TS

Gordon - 13.9PPG, 3.1AST, 4.9REB, 45% 3PT%, 64%TS

Westbrook - 13.2PPG, 6.2AST, 5REB, 33% 3PT%, 53% TS