The Seattle Mariners are fully chasing a World Series this season with three significant additions to the roster ahead of the trade deadline made to bolster their hopes in a wide open AL race.

The Arizona Diamondbacks traded slugging third baseman Eugenio Suárez to the Seattle Mariners on Wednesday night, according to ESPN's Jeff Passan. In return, the Diamondbacks will receive first baseman Tyler Locklear and a pair of pitching prospects, according to MLB.com's Daniel Kramer.

Eugenio Suárez's arrival gives the Mariners one of the deepest lineups in baseball and a lift in the clubhouse. Here are three thoughts the morning after the trade.