[9][10] Later, Serhiy Dyachenko working as a writer and screenwriter, together with director Anatoliy Borsyuk and cinematographer Oleksandr Frolov, was awarded the Taras Shevchenko National Prize of Ukraine in 1987 for "The Star of Vavilov" (Russian: "Звезда Вавилова") about the life of imprisoned Russian agronomist Nikolai Vavilov.

Without defining the meaning of the "M", in 2014 Sergey Dyachenko explained it as "Marina's realism", expanding "that's where the romanticism comes from, and the stubborn humanism, and the hope for white magic and a better tomorrow.

[13] In a 2019 profile, Julia Meitov Hersey summarized their collaboration as follows: "It is thanks to Sergey’s skills of writing solid plots that Marina’s beautiful aethereal worlds have such a strong structure, a foundation built on the characters’ flesh and bone, their blood and tears.

It received the Crystal Table prize (Russian: Хрустальный стол) at the book festival Zoryany Schlyach, and the novel was awarded the title "Best Debut Work" at the EuroCon competition in 1995.

With publishing of The Scar (Russian: Шрам) (1997), the sequel of The Gate-Keeper, the Dyachenkos established themselves as masters of psychological fantastic fiction.

Age of the Witch (1997) (Russian: Ведьмин век) involves characters from a number of mythologies, most prominently Slavonic.

The Cave (1998) (Russian: Пещера) was awarded the "Moon Sword"[14] prize in 1999 for the best work of "mystical literature" published between 1997 and 1999.

Armaged-Home (Russian: Армагед-дом) (1999), a work of social science fiction, takes place over a number of periods encompassing the life of its heroine and the society in which she lives.

The Green Card (2000) (Russian: Зелёная карта), later adapted into a screenplay, is a work of realist fiction about residents of Kyiv who have received an opportunity to immigrate to the United States.

Varan (Russian: Варан) was awarded the "Bronze Caduceus" prize at the 2004 Star Bridge festival.

Alena and Aspirin (Russian: Алёна и Аспирин), an unrelated psychological fantastic novel, was published in 2006.

'Last Don Quixote (2000) (Russian: Последний Дон Кихот), a variation on Miguel de Cervantes' novel, became a base for a theatrical play.

Maryna and Serhiy Dyachenko are recipients of the most prestigious literary awards in the science fiction in the Commonwealth of Independent States.