Michael Arroyo is a Red Diamond 99 OVR Second Baseman card for the Mariners, part of the Pipeline set in MLB The Show's Diamond Dynasty. He bats right-handed. He is also eligible at Third Baseman, Shortstop, and Left Fielder. The card was added to Diamond Dynasty in August 2026.

At the plate, Michael Arroyo's standout tools are 112 Contact, 102 Power, and 88 Vision. His profile leans toward contact hitting. Notable quirks include Dead Red, Fighter, and Situational Hitter from a total of 6 quirks.

Michael Arroyo is eligible at 5 positions, and DiamondOps scores each one separately: Designated Hitter (103.9), Third Baseman (99.7), Second Baseman (99.0), Left Fielder (98.2), and Shortstop (96.6) on All-Star. The best fit is Designated Hitter rather than the listed Second Baseman, and that holds at every difficulty. At Designated Hitter the card scores 103.9 on All-Star, 106.1 on Hall of Fame, and 104.9 on Legend — it keeps 101% of its All-Star value at the top difficulty, which is unusually durable. Among Second Basemans the card ranks #5 on All-Star and #18 on Legend.

Michael Arroyo is not currently traded on the open Diamond Dynasty market — cards like this are typically earned through programs or collections rather than bought with stubs.

OpScore is DiamondOps' composite rating of a card's in-game performance value. Michael Arroyo earns an OpScore of 99.6 on Legend difficulty, ranking #151 among all cards and #18 among Second Basemans.