As teams scramble to get deals done in the final hours before the deadline, follow along for grades and analysis on the biggest deals of deadline day: Seattle Mariners receive 3B Eugenio Suarez; Arizona Diamondbacks receive 1B Tyler Locklear, RHP Juan Burgos and RHP Hunter Cranton.

The trade deadline in Major League Baseball can flip a season on its head. Teams looking for that last spark often pull off moves that either fizzle out or turn into magic. Every so often, a single acquisition completely reshapes a club’s fortunes and leads to champagne showers and a shiny trophy in October.