Battlefield V is DICE's World War II first-person shooter released in 2018, known for its faction-specific multiplayer voice lines. German soldiers shout Los to order movement, and this Los, Los, Looos variant comes from those in-game commands. Like Enemy Spotted and the bomb has been planted announcer line, it became popular on gaming soundboards because short tactical callouts are instantly recognizable and easy to spam during streams. Creators still use it as a universal go-signal for charges and chaotic pushes in war game montages.