"look out!" was well received by most critics. sadye auren of "nest hq" called the song rusko's "victory anthem", noting the songs' reggae influence and wrote that the song unveiled "a dynamic design of reverberation." writing for "billboard", jennica abrams wrote that the song was as "fun and colourful as rusko's ever been", nothing the songs' "old-school vibe" and describing it as one that fans would enjoy. "your edm's" matthew meadow described the song as a true "ode to classic rusko sounds, complete with super crisp snares and heavy kicks, plenty of wobbles, horns, and those telltale uk sound bytes." raz ahmad of "earmilk" stated that rusko hadn't "lost a bit of his uk bass swagger", writing that he wasted "no time reminding us that there's no better dispenser of wobbly basslines married to buzzing synths, playful instrumentals, and wonky ambient vocal interjections than himself."