According to the director, Chapter 1 will include projects that feature the Creature Commandos, the Authority, and Booster Gold.

Source: https://www.cbr.com/james-gunn-dcu-chapter-1-gods-and-monsters/

Booster Gold aka Michael Jon Carter, was a loser in the 25th century.

Source: https://www.cbr.com/dcu-booster-gold-legion-of-super-heroes/

Booster Gold is yet another fan-favorite DC character that the publisher rarely wheels out for a solo series.

Source: https://www.cbr.com/justice-league-members-deserve-solo-comics/

Booster Gold was actually the one who named the rampaging creature.

Source: https://www.cbr.com/dc-trivia-things-to-know-blue-and-gold-dcu/

Playing Booster Gold in the DCU would almost come as second nature for the actor and would give Efron his biggest role in years.

Source: https://screenrant.com/dc-booster-gold-glen-powell-fan-art/

Some superhero suits in Smallville were low effort, such as Cyborg and Aquaman, while others were commendable attempts, like Blue Beetle and Booster Gold.

Source: https://screenrant.com/smallville-superhero-suits-ranked/

There are several iconic DC characters set to debut in the first chapter of Gunn's DCU, including the Green Lanterns Hal Jordan and John Stewart, Booster Gold, Swamp Thing, a new Batman and his son Damian Wayne, and many more.

Source: https://screenrant.com/james-gunns-dc-universe-phase-1-plan-laid-out-in-neat-fan-made-graphic/