Put it on the cut that introduces the reveal, then let the reaction shot play out before adding anything else. For a failed reveal, follow it with a Vine Boom, and for a slower mystery, start with a Dramatic Dun Dun Dun before this clip takes the final beat.
About this sound
This is a compact percussion sting built from low drum beats that build briefly before a crisp final accent, lasting just over a second. It feels playful and suspenseful, like a tiny comic reveal that makes an ordinary moment seem deliberately dramatic. It comes from the Korean onomatopoeia 두둥탁, which imitates that short sequence of dramatic drum sounds.