Pena went 3-for-4 with two solo homers, three runs scored and a strikeout during Tuesday's 4-2 win over the Royals.
Pena notched his first multi-homer game since July 26 against the White Sox. The 28-year-old smacked a solo shot off Michael Wacha in both the first and third innings. This year, Pena is slashing .273/.325/.465 with 19 homers, 49 RBI and nine stolen bases over 434 plate appearances.