Rico Nasty and Kenny Beats recorded the entirety of Anger Management within a five-day session in early 2019.

Rankin told The Fader, "As soon as I saw that idea I had a pretty clear image of what it should be, just a straight up view of Rico’s face with the gradient background."

[10][11] Musically, Anger Management was noted by critics to be a hip hop record with elements of trap,[12][13][5] punk rap,[14][15][16] metal,[5][16][17] and nu-metal.

[23] Kyann-Sian Williams of NME described the mixtape as a "bracing, addictive record" which "takes the listener on a journey through anger to acceptance, finally arriving at a sense of calm.

"[22] Nathan Ma of Highsnobiety wrote "At its heart, Anger Management is an overwhelmingly visceral, engaging, and consuming project," and concluded that "Rico Nasty is, among other things, a professional.

"[20] Danny Schwart of Rolling Stone praised the collaborative efforts of the project and the energy between the duo, writing, "This overpowering 18-minute release reveals Rico and Kenny to be the most high-voltage rapper-producer combo around.