Wins
47
Indexed tournament wins
Player record
Derwin Mercer
Losses
123
Indexed tournament losses
Matches
170
Decisive results
Win rate
27.6%
Across indexed matches
Peak rating
1,717
Highest rating in the available history.
Biggest upset
Pingfan Xie
2025 JOOLA North American Teams · Nov 28, 2025 · +320 rating
Open →Biggest loss
Centeno, Giovannie
JOOLA North American Teams · Nov 23, 2018 · -506 rating
Open →Most frequent opponent
Vikash Sahu
5 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
25 tournament appearances · synced Aug 7, 2026, 8:42 PM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Sep 21, 2019 | 2019 Butterfly WDCTT September OpenTournament · View matches | 1,657 | 1,655 | -2+0 / -2 | 1W / 2L |
| Nov 23, 2018 | JOOLA North American TeamsTournament · View matches | 1,564 | 1,657 | +93 | 7W / 7L |
| Nov 24, 2017 | 20th Annual North American Team Championship Powered By JOOLATournament · View matches | 1,692 | 1,564 | -128+34 / -162 | 3W / 12L |
| Jun 24, 2017 | 2017 Butterfly WDCTT June OpenTournament · View matches | 1,717 | 1,692 | -25+0 / -25 | 0W / 2L |
| Sep 24, 2016 | 2016 Butterfly WDCTT Open & Closed ChampionshipsTournament · View matches · Initial rating 1,717 | Unrated | 1,717 | — | 0W / 2L |
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