He was replaced at catcher by Josh Bard in the bottom of the inning, ending an emotional first day back in Flushing.
On May 28, 2010, his contract was purchased by the Mariners after Josh Bard was placed on the DL.
"Tyler Johnson is ready to face Josh Bard," he said.
On June 2 Jacob Cruz was traded for Jody Gerut and Josh Bard.
Josh Bard (2002-present)
San Diego scored a run in the top of the 10th on Josh Bard's RBI single to take a 10-9 lead.
He then induced a groundout by Josh Bard and struck out Ben Johnson to end the game, which sparked a final chorus of applause.
He split time with other Seattle Mariner catchers Rob Johnson, Josh Bard and others.
Josh Bard beat him out for All-Star catcher honors in the event.
Hernández nursed the lead until the seventh, when Josh Bard's run-scoring double tied the score.