Put it as the closing line of a currency joke edit, after the prediction itself, then add the Bruh Soundboard Button for the reaction before finishing with a Meme Sound Effect Button hit to underline the fail.
About this sound
An eight-second spoken clip built around the Russian phrase рубль будет, delivered as a short voice line rather than music or an effect. Its appeal is the deadpan confidence of the statement, which leaves listeners with an ironic, amused feeling when that promised certainty does not match the moment around it.