John Cassidy vs. Shag Thompson — Career Comparison

Looking at the career totals, John Cassidy and Shag Thompson are closely matched on the surface stats. John Cassidy posted stronger numbers in slugging (.310 vs .253) and batting average (.246 vs .203). Shag Thompson had the advantage in OPS (.610 vs .580). By the career numbers, John Cassidy had the stronger overall case — though those totals don't account for the eras and run environments each player worked in.