Place this clip at the end of a fail montage, right after the defeat, then follow it with a fail sound to underline the mistake. For a longer edit, start with the moment he knew to foreshadow the blunder, then cut to this rebuke as the final verdict.
Об этом звуке
A spoken movie line states 'You have failed me for the last time' with deliberate disappointment, dismissing someone who has let the speaker down again. It feels cold, final and faintly menacing, like a warning that no second chance will follow.