But with starters Jayson Tatum, Jrue Holiday and Kristaps Porzingis all sitting out Wednesday night against the Portland Trail Blazers, the duo raised their games to a level never before seen in NBA history.

Update: Blazers forward Jerami Grant is out. Jayson Tatum, Jrue Holiday and Kristaps Porzingis are out for the Celtics. The Portland Trail Blazers assured themselves of finishing their seven-game trip above .

But with starters Jayson Tatum, Jrue Holiday and Kristaps Porzingis all sitting out Wednesday night against the Portland Trail Blazers, the duo raised their games to a level never before seen in NBA history.

This much is certain: The Celtics are going to need Holiday at his best come the postseason and that journey through June. Anyone who saw Donovan Mitchell drop 41 points on the Celtics’ heads last Friday — including 26 in the second half — knows that the well-rounded Cavaliers are as legitimate as their 50-10 record suggests.

While Jayson Tatum might not necessarily get his credit from detractors, NBA head coaches have spoken at length about what he brings to the Celtics.

Eighty-three points from Jayson Tatum and Jaylen Brown weren’t enough to push the Celtics past the first-place Cavs in a 123-116 loss at TD Garden.