Predicting the outcome of a sporting event at both halftime and full-time constitutes this specific wager type. For instance, one might predict Team A to be leading at halftime and Team B to win the match at full-time. A successful wager requires both predictions to be correct.
This wager type offers potentially higher returns compared to single-outcome bets due to the increased difficulty in accurately predicting two separate results. It can appeal to bettors seeking larger payouts and possessing insights into team performance dynamics that might shift during a game. While its origins are difficult to pinpoint precisely, it likely emerged alongside the increasing sophistication of sports betting markets and the demand for more nuanced wagering options.