X
X Games
Special tournament launched in 1995 by ESPN Inc. including a series of action sports, such as skateboarding, BMX, freestyle motocross, skiing and snowboarding.
XG
Expected Goals A very useful stat for soccer props, it measures the probabilities of a shot resulting in a goal.
XC
Skiing It is also known as Cross-Country skiing for recreational or sport activity with two styles, classical style and freestyle events. Developed by Danish-Norwegian, Carl Schack Rantzau, it is a sport that nowadays is represented in the Olympic Winter games.
X-Factor
Bookies use this intangible quality or skill to determine, study and give to an athlete or team a competitive edge.
XFL
The XFL was founded in 2018 and then disolved in October 7, 2025. The league consisted of eight professional American football minor league teams located across the United States. Three XFL teams have survived: St. Louis Battlehawks, DC Defenders and Dallas Renegades.
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About the Author
D.S. Williamson
Since 2008, D.S. Williamson has written about sports and sports handicapping. His philosophy is value-based, meaning stats and other handicapping factors are only worth something in comparison to wagering odds. He believes money management and making value-based wagers is the single more important factor that distinguishes successful sports bettors from non-successful sports bettors.
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