The exact game behind this clip is not documented, but the label follows a familiar pattern from competitive gaming culture, where 'ult' is shorthand for a character's ultimate ability and short activation sounds get ripped and shared as standalone clips. Sounds like this one circulate on soundboards and in editing discords, passed between creators who need a quick, recognisable spike for highlight videos. Its staying power comes from utility rather than fame: a sub-two-second hit that reads instantly as 'big move incoming' fits any power-up moment, so editors keep reaching for it.