Put it at the end of a confusing exchange, after the setup has landed and before any reaction shot. Pair it with Bruh for a deadpan follow-up, then let Emotional Damage close the sequence when the confusion turns into defeat.
Über diesen Sound
This is a short meme clip lasting just over seven seconds, uploaded under the nonsense title Idkuyueyu with only 'idk' as its description. With no named character, quote or source attached to it, the clip reads as a random, throwaway sound rather than a recognisable line. That blank, puzzling quality gives it a shrugging, I-don't-know feeling, suited to moments when an answer is deliberately unclear.