It was released for free download on 4 July 2016 through Arca's SoundCloud page and MediaFire.

[1] It features contributions from Total Freedom, Massacooraman and Mica Levi, who is also known as Micachu.

[3] The music video for the track, "Sin Rumbo", debuted one day prior to mixtape's release.

Consequence critic David Sackllah described the record as "purely visceral, constantly obliterating conventions" and thought "the underlying frenetic nature of Entrañas makes it all the more unsettling when the mix reaches its final track, the four-minute 'Sin Rumbo'.

"[5] Philip Sherburne of Pitchfork, who considered the mixtape as "heavier and more unrelenting" than Arca's previous release, Mutant (2015), described it as a "quintessential Arca recording, commingling pleasure and terror and beauty and ugliness in the most thrilling ways possible.