ICM Calculators and Super Short-Stack Tournament Strategy. 4 April This is the crux of heads - up poker in a sit-and-go. The blinds are. It often happens in heads up sit and go that we have to make the most of the limited reads we have. One common situation is that the villain has opened his. A complete guide to beating heads up sit and go tournaments. Includes starting hand charts, strategy for multiple blind levels and push/fold charts for heads up.