The fairly raw Sims, acquired from the New York Knicks in a minor move earlier this month, was expected to be something of a fringe rotation piece, a big body the Bucks could throw out during specific situations to draw fouls.

Portis is one of the league's top bench producers, and he adds even more intangibles. Milwaukee will need other players to step up.

Giannis Antetokounmpo: "I think everybody was surprised, because I've been around Bobby, and I know he's not a guy that ever take any illegal substance."