Place this clip right after the confusing line in your edit, then follow it with the What Da Dog Doin Sound Button for the reaction shot, or precede it with the Enemy Spotted Sound Button when building a fake gaming callout sequence for comedic effect.
About this sound
This short clip runs just over three seconds and is titled in transliterated Russian as Vakhramei Kh I Z B Ni, a jumbled string of a name and single letters. It feels puzzling and funny at the same time, the kind of nonsense phrase that lands as an inside joke even when you do not know what it means.