[4] On 1 April 2020, Tush Magazine described the project as a nod to Oxlade's rich Afrobeat discography and his uncanny proficiency to meld it into a unique style of his own.
[7] The EP opening track "O2" clears the air on Oxlade's vocal dexterity and the smoothness of his range, while delivering a love song that is as emotional as it is honest.
[8] In "Away", the project lead single boasts all of Oxlade’s trademark, and is the EP's centrepiece backed by an ethereal but groovy Spax-produced beat.
At this point, it’s clear that Oxlade is here to get us in our feelings while making us want to turn up at the same time, a winning formula we’ve seen with popular artists from Wande Coal to Fireboy.
The a dreamy ballad sees Oxlade reflecting about his humble beginnings in Mushin, dreaming about making songs with his idols, to actually shutting down shows overseas with them.
In review for Radr Africa, YJTheRuler (aka Yinka) praised the project for often bring a temporal rush of excitement to the fans, but ended the review saying "Across the 6 songs on Oxygene, the production formula doesn’t stray too far off each other, but his eclectic harmonies & vocal dexterity makes each song a unique experience.
"[9] In review for NotJustOk, Emmanuel Esomnofu described Oxygene as "more than just being a collection of six soul-baring songs", but also "the story of a musical prodigy up to this point, where everything changes.
The songwriting is not exactly groundbreaking - it is riddled with Nigerian pop culture cliche, but Oxlade sells it with his style and vocals.