Celtics pros: getting a true starting center and another efficient wing while replacing simons ability by a slightly worse and not expiring dlo Cons: sending a pick and looking in to longer contracts Mavs pros: getting younger with a mid 20s pick and getting a bandaid point guard for now. Removing long term contracts from the cap sheet and getting more minutes for copper and max Christie. Cons: losing a lot of depth in size and a chance for Simons to leave in free agency