Gilear Faeth (The Chosen One) dying, being revivified, getting knocked unconscious (right after being revivified), and being healed again in the Hotel Cavalier fight.
Sources:
Havoc at the Hotel Cavalier Part 1: • Havoc at the Hotel Cavalier (Part 1) ...
Havoc at the Hotel Cavalier Part 2: • Havoc at the Hotel Cavalier (Part 2) ...
Kofi: https://kofi.com/electricgauntlet