《happy hour bet》,Odds for substitution bets range from 2:1 to 5:1， and vary depending on the coach's tactics and the match situation. Matches with strong or drastic changes in formation will have high odds for the number of substitutions..

《happy hour bet》,Odds for substitution bets range from 2:1 to 5:1， and vary depending on the coach's tactics and the match situation. Matches with strong or drastic changes in formation will have high odds for the number of substitutions..