The Boston Celtics won their show-and-prove matchup last week against the previously unbeaten Cleveland Cavaliers.

Teams are competing and not blatantly exercising organizational priorities, and in a culture where we’re waiting for the next “trades we want to see” piece to drop, I like that NBA Cup games take place just after the glorified feel-out games that mark the opening weeks of the season and wrap up just before all of those new contracts become tradeable.

With the first five weeks of the season in the books, our latest NBA power rankings reveal who the 10 best and 10 worst NBA teams right now.

Despite a 2-2 week with two losses in the final seconds, the Houston Rockets (12-6) showed enough to hold at No. 5 in the NBA’s weekly power rankings.

The Jazz snapped a four-game losing streak with a win over the Knicks. Lauri Markkenen went off for 34 points. Collin Sexton has also had a positive season. He could be traded to a contender. Meanwhile, Cody Williams has had an inconsistent start to his season.

As Victor Wembanyam and the Spurs continue to rise up the NBA power rankings, Joel Embiid and the 76ers are on the verge of total collapse.

After climbing back to .500, the Miami Heat have jumped up a spot in this week's power rankings on NBA.com. Last week, the Miami Heat stood at 18. They have only played two games since clinching home wins against the 76ers and Mavericks.

Precious few stars and teams (hello, Rockets) have avoided time lost to ailments. These latest rankings take stock of the walking wounded.

The Los Angeles Clippers were a surprise, going a perfect 4-0 last week, and ending the week with an 11-7 record. Here is an updated look at the NBA power rankings heading into Week 6.