Mock Trade Breakdown: Seranthony Domínguez to the Yankees, Cost, Fit, and Fantasy Impact

In this MLB mock trade, the New York Yankees acquire relief pitcher Seranthony Dominguez from the Chicago White Sox in exchange for 2 prospects.

May 2, 2026; San Diego, California, USA; Chicago White Sox relief pitcher Seranthony Dominguez (58) throws a pitch during the ninth inning against the San Diego Padres at Petco Park. | David Frerker-Imagn Images

A Seranthony Domínguez mock trade focuses on a reliable high-leverage reliever who can upgrade a contender’s bullpen, especially at the deadline when teams value strikeouts and late-inning stability over long-term control.

From a fantasy standpoint, a move to a stronger team could also boost his value through more save chances, holds, and win opportunities, since better teams create more high-leverage situations.

The return usually requires a real prospect package with upside, typically a top-20 system bat or arm plus another developmental piece rather than elite prospects.

Here’s what it would take for the Yankees to acquire him:

New York Yankees - Chicago White Sox MLB Mock Trade Details & Fantasy Baseball Impact

Yankees Acquire:

RP Seranthony Domínguez

White Sox Acquire

RHP Rory Fox

OF Jace Avina

Fantasy Impact

Seranthony Domínguez (to Yankees)

With a 3.95 ERA, 17 K in 13.2 IP, and a 1.244 WHIP across 15 MLB games in 2026, Domínguez is already a usable bullpen arm, and a move to the Yankees would likely increase his fantasy value through more high-leverage work, wins, holds, and occasional save chances.

Rory Fox (to White Sox – High-A)

In High-A, Fox has struggled with an 8.20 ERA and 1.71 WHIP over 18.2 innings in 4 games, but his 24 strikeouts show strong swing-and-miss stuff; he’s a low-floor, high-variance arm who remains a long-term dynasty stash rather than a redraft asset.

Jace Avina (to White Sox – AA)

At Double-A, Avina has hit .200 with 7 HR, 17 RBI, and a .752 OPS in 90 at-bats, showing real game power despite contact issues; the AA placement makes him more relevant long-term, but he’s still a developmental power bat rather than a near-term fantasy contributor.

Why The Yankees Make The Trade

May 2, 2026; San Diego, California, USA; Chicago White Sox relief pitcher Seranthony Dominguez (58) celebrates after defeating the San Diego Padres at Petco Park. | David Frerker-Imagn Images

From the Yankees’ perspective, this is a win-now move for a team sitting 23–11 and in first place in the American League, where the focus shifts from prospect development to strengthening the MLB roster for a playoff run.

Adding Seranthony Domínguez (3.95 ERA, 17 K, 1.244 WHIP in 13.2 IP over 15 games) gives them immediate bullpen help with swing-and-miss stuff for high-leverage situations, even if he’s not a dominant closer.

In return, they move High-A pitcher Rory Fox (8.20 ERA, 1.71 WHIP, 24 K in 18.2 IP) and AA outfielder Jace Avina (.200 AVG, 7 HR, .752 OPS in 90 AB)—two volatile prospects with upside but plenty of development risk. For a first-place team, that kind of minor-league depth is often expendable if it improves the MLB bullpen.

Why The White Sox Make The Trade

Feb 26, 2024; Tampa, Florida, USA; New York Yankees outfielder Jace Avina (33) hits a RBI double during the fifth inning against the Minnesota Twins at George M. Steinbrenner Field. | Kim Klement Neitzel-Imagn Images

From the White Sox perspective, sitting at 16–18, they’re likely trending toward being deadline sellers, prioritizing future value over short-term bullpen production.

They move Seranthony Domínguez to sell high on a productive reliever whose value can fluctuate, especially for contenders looking for late-inning help.

In return, they receive Jace Avina (19th in the Yankees system) and Rory Fox (20th in the Yankees system)—two lower-ranked prospects with upside but real development risk, adding long-term organizational depth.

Overall, it’s a typical retooling move: turn a current MLB reliever into two controllable prospects during a non-contending stretch.