Martinez went 2-for-4 with a grand slam in Saturday's loss to the Angels.
Martinez singled in his first at-bat and later added a grand slam in the top of the seventh to put the Mets on top 4-2. It marked the slugger's second grand slam in his last seven games and he's now collected multiple hits in five of his last 11. Martinez has also driven in at least one run in four of his last five contests.