Toscano-Anderson averaged 20.9 minutes in 53 games during his second-year in the NBA. The 28-year-old started 16 games and averaged 7.5 points, 5.6 rebounds, 3.2 assists, 0.8 steals and 0.4 blocks in 25.6 minutes during those games. He shot career-highs from the field and from downtown, shooting 57.9 percent overall and 40.2 percent from beyond the arc. The Marquette product scored double-digit points on 10 occasions including a career-high 20 during a 119-101 win over Cleveland on April 15. During the career-high performance, the six-foot-six forward also grabbed seven rebounds, dished out three assists, blocked a shot and recorded a steal in 31 minutes. The ex-Golden Eagle grabbed five-plus rebounds 29 times including double-digits twice and a season-high 11 on Feb. 8. The second-year player dished out multiple assists in 36 games, including a season-high nine during a May 14 125-122 win over the Pelicans. Toscano-Anderson just narrowly missed his first career triple-double in the performance, totaling nine points, nine rebounds and nine assists. Defensively, he registered multiple steals in 10 games and multiple blocks in four games, with season-highs of four and five respectively. Per 36 minutes, Toscano-Anderson averaged 9.8 points, 7.6 rebounds, 4.9 assists, 1.3 steals and 0.8 blocks.

2019-20 was Toscano-Anderson's rookie campaign after going undrafted in 2015. His NBA debut for the Warriors was Feb. 8 against the Lakers. In 19 minutes, he posted five points (2-6 FG, 1-1 3Pt), three rebounds and two assists. From his fourth appearance through his 12th appearance, Toscano-Anderson saw at least 20 minutes in each contest. During that stretch, he averaged 6.3 points, 5.0 rebounds, 2.6 assists and 1.1 steals. Overall, the 6-foot-6 forward appeared in 13 games and averaged 5.3 points, 4.0 rebounds, 2.0 assists and 1.0 steal in 20.9 minutes. Toscano-Anderson also shot 46.0 percent from the field, 34.8 percent from three and 60.0 percent from the free-throw line. His career highs were set at 16 points, eight rebounds, five assists, three threes, two steals and two blocks. Toscano-Anderson also spent 31 games in the G League with the Santa Cruz Warriors. He averaged 12.5 points, 9.2 rebounds, 2.6 assists and 1.3 steals in 29.0 minutes in the G League.