Imagine the next sprint has failed spectacularly — now explain why. Prospective hindsight surfaces risks people hesitate to name directly. Run it before risky sprints.
It's the end of next sprint and everything went wrong. State it vividly.
Silently: what caused the disaster? Be specific and fearless.
Group causes; vote the most likely and most damaging.
For each top risk: how do we prevent it or see it early?
Turn mitigations into owned actions and early-warning signals.