R Koster — Chess Games
Explore 2 chess games played by R Koster between 2025–2025 in the CipherChess chess database. See R Koster's full win, draw and loss record, results with the white and black pieces, the openings R Koster plays most, and replay any game move by move.
Prep against R Koster
Load R Koster's games onto the analysis board, study their openings, and find where their lines crack — all in your browser.
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About R Koster's games
This page collects 2 chess games played by R Koster from the CipherChess mega database, covering 2025–2025. Use it to study how R Kosterhandles both colours, which openings R Koster returns to most often, and how their results break down across wins, draws and losses. Every game links to an interactive board where you can replay R Koster's moves and run them through the engine — ideal preparation before facing R Koster over the board or online.