[19] In the international press, the critical reception of the film varied from great and mostly favourable reviews in Screen Daily,[20] Indiewire,[21] The Hollywood Reporter,[22] Der Spiegel[23] to mixed in Variety[24] and negative in We Got this Covered.

[25][26] Syllas Tzoumerkas participated with the essay short film A Manifesto for the Un-Communal, in the omnibus documentary feature Out-of-Place, a German-Israeli production, recipient of the Shimon-Peres Prize 2018.

[29] The Miracle of the Sargasso Sea,[30] a co-production of Greece, Germany, Holland and Sweden, a crime thriller with horror and surrealist undertones,[31] had its premiere at the Zoo Palast.

"[34] The Hollywood Reporter,[35] Screen International[36] and Variety[37] praised the film the direction, the bold characters, the imagery and the unflinching performances by Angeliki Papoulia and Youla Boudali, while criticising elements of the script's narrative construction.

In 2015, he participated at the Onassis Cultural Centre's production of the omnibus performance X-Apartments - Athens (concept by Matthias Lilienthal, curated by Katia Arfara and Anna Mülter), with the segment Α Farewell to the Traitor from a Lower-Middle-Class House in Larissa Station, Athens (based on a letter by Flavius Philostratus, 3rd Century A.D.)[57] Elina Psykou and Syllas Tzoumerkas co-curated with Afroditi Nikolaidou and Dimitris Papanikolaou Motherland, I See You - the 20th Century of Greek Cinema, the restoration program and moving festival of the Hellenic Film Academy.