Maybe an incentive to keep him from opting out? Any way you slice this I love this deal though. Yeah, I get the points on it possibly being related to Harper, but I think you're right...I think it's incentive to not opt out.
Technically Zobrist’s was the game winner. Technically Montero's was the game winner. Zobrist drove in the 7th run. The Indians then scored in the bottom of the 10th which pulled them even with the run Zobrist drove in. https://www.baseball-reference.com/bullpen/Game-winning_run_batted_in Since the Cubs never lost the lead after Zobrist's RBI, he would be credited with the GWRBI.
Guys...the Brewers aren't the only ones that can rationalize. http://www.stltoday.com/sports/columns/benjamin-hochman/hochman-cards-develop-starters-cubs-buy-them-a-look-at/article_d9127e81-512c-5333-a289-44da198e44d8.html