[1] Kirkus Reviews lauded Walschots' plot, prose, and "patient yet propulsive pacing", and observed that the novel's theme is moral relativism, as well as "the corrupting influence of power, and the necrotic nature of revenge.

"[2] National Public Radio called Anna "delightfully acerbic" and "sympathetic and horrible", and emphasized that although the novel "tackles serious issues like how women are treated in the workplace, or how friendships might splinter under the weight of fear", it is also "steeped in the glorious campiness of Golden and Silver Age superheroes".

[3] Quill & Quire praised the novel as "stunning", "incisively smart", and a "hilarious and frequently bloody deconstruction of the superhero mythos", with the relationship between heroes Supercollider and Quantum Entanglement serving as a "vivid parsing" of "traditional gender roles".

[5] Cory Doctorow noted the novel's "sly, devastating critique of the state's monopoly on violence" and its "gender-, race- and class-based analysis of societal injustice", as well as its "verse-verse-chorus structure, building to a fantastic climax" and its "deliciously grotesque superhero battle".

[6] Amal El-Mohtar underlined the extent to which the novel "dwell(s) in the reality of disability, the utter grinding mortality of enduring injury", as well as its "visceral tenderness and breathtaking insight", comparing it to Superfolks and to the work of Samit Basu.