Lesson 24 – Reversal Suppression Index (RSI) & Forecheck Pressure Collapse Probability Extended Core Definition Reversal Suppression Index (RSI) measures how effectively a team prevents opponents from executing clean puck reversals during retrieval under pressure. A reversal is one of the safest and most effective escape mechanisms in modern hockey. RSI evaluates how quickly and … Continue reading IHM Academy – Performance Metrics Masterclass – Lesson 24