Pat Beverley had spent the past four seasons with the Los Angeles Clippers but landed in Minnesota after being traded.
Anthony Edwards became the fourth-youngest player in NBA history to reach the 2,500-point mark when he made his first basket of the game.
Karl-Anthony Towns added 24 points and 10 rebounds for Minnesota, but the Timberwolves' reserves outscored Denver's 48-17.
The NBA's top Phoenix Suns, led by Paul and Booker, have won nine consecutive games.
Curry scored 29 points, Thompson added 23 points and the Golden State Warriors beat the Minnesota Timberwolves 124-115.
Jordan Poole scored 20 points and Jonathan Kuminga had 19 points for the Warriors, who lost for the fifth time in seven games.
The Lakers (19-19) climbed back to .500, with their 30-something veterans carrying them in the fourth quarter.
Minnesota Timberwolves were playing without all five of their regular starters due to COVID-19 health and safety protocols.
The Portland Trail Blazers, Sacramento Kings, Minnesota Timberwolves and Cleveland Cavaliers are also interested in Ben Simmons.
On Wednesday, the Timberwolves announced that they have parted ways with Rosas just prior to the start of the 2021-22 NBA season.