Death rollback
After each death, return to the 24 hours before the disaster occurred.
Preserve all memories and physical state
Each return will leave a scar on the left hand (up to 7 times)
Crisis Prediction
Can sense fatal danger within a radius of 100 meters (vision turns red)
Can see other people's "death countdown" (number above head)
Hidden mechanism: Prediction will consume mental energy (overuse will cause nosebleeds)
