GLUB from Madrid spent the whole month of February 2014 drawing non-stop. You can now download his sketch book [pdf] and see some of the actual pieces here.
Glub Blackbook 2014
Awer in an abandoned burnt place in Berlin.
10 best 2016 pieces by APL315 from Ukraine. You can also check the selections from 2013 and 2015.
Escif animated by A.L. Crego. Hunt Rodriguez animated by A.L. Crego Huyro animated by A.L. Crego. M-City animated by A.L. Crego. Pejac animated by A.L. Crego.