The Professor was designed as a charismatic yet shy villain who could convince the robbers to follow him and make the audience sympathetic to the robbers' resistance against the powerful banks.
Santisteban approached Spanish singer, , to write and perform the lyrics, which are about having confidence in one's abilities and the future.
The first part of the series was cut to 22 shorter episodes and released worldwide on 20 December 2017, followed by the second part on 6 April 2018.