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Zack Gelof
Third Base — Athletics
#20Height: 6'2"
As Batter
Challenges
14
Overturn Rate
64.3%
Overturned
9
Confirmed
5
Recent Challenges
| Date | Inning | Role | Opponent | Call | Result | Zone |
|---|---|---|---|---|---|---|
| 2026-06-19 | ▼ 6 | As Batter | Pitcher: Mitch Farris(LAA) | Ball → Ball | Confirmed | |
| 2026-06-14 | ▼ 1 | As Batter | Pitcher: Tomoyuki Sugano(COL) | Ball → Strike | Overturned | |
| 2026-06-10 | ▼ 8 | As Batter | Pitcher: Trevor Megill(MIL) | Ball → Strike | Overturned | |
| 2026-06-09 | ▼ 4 | As Batter | Pitcher: Robert Gasser(MIL) | Ball → Strike | Overturned | |
| 2026-06-06 | ▲ 3 | As Batter | Pitcher: Tatsuya Imai(ATH) | Strike → Ball | Overturned | |
| 2026-05-25 | ▼ 2 | As Batter | Pitcher: Luis Castillo(ATH) | Strike → Strike | Confirmed | |
| 2026-05-24 | ▲ 2 | As Batter | Pitcher: Michael King(SD) | Ball → Ball | Confirmed | |
| 2026-05-23 | ▲ 2 | As Batter | Pitcher: Lucas Giolito(SD) | Ball → Strike | Overturned | |
| 2026-05-10 | ▲ 7 | As Batter | Pitcher: Chris Bassitt(BAL) | Ball → Strike | Overturned | |
| 2026-05-07 | ▲ 3 | As Batter | Pitcher: Andrew Painter(PHI) | Ball → Strike | Overturned | |
| 2026-05-06 | ▲ 9 | As Batter | Pitcher: Brad Keller(PHI) | Ball → Strike | Overturned | |
| 2026-04-21 | ▲ 8 | As Batter | Pitcher: Cole Wilcox(ATH) | Strike → Strike | Confirmed | |
| 2026-04-19 | ▼ 7 | As Batter | Pitcher: Grant Taylor(ATH) | Strike → Ball | Overturned | |
| 2026-04-19 | ▼ 5 | As Batter | Pitcher: Noah Schultz(CWS) | Ball → Ball | Confirmed |