he came in and provided quality defense and a rebounding presence. which allowed the mavericks to get some stops at the end of the game. grant gives them a reliable 3 point threat and defender too, dallas is not an elite defense but they have enough guys who can get some stops.
If you saw duke tape, you’ve seen it
Many tall guys has dumb IQ as defensive anchor, but he’s not. He knows to use his length properly, find good angle, etc. He just need to mature physically + getting game reps