Here's another approach...
SELECT Pl.PlayerFirst AS Player,
COUNT(ALL Sc.Finished) AS Events,
SUM(CASE
WHEN Sc.Finished = '1' THEN 1
ELSE 0
END) AS Wins
FROM Player Pl
LEFT OUTER JOIN ScoreCard Sc
ON Sc.PlayerID = Pl.PlayerID
GROUP BY Pl.PlayerFirst
ORDER BY Pl.PlayerFirst