This etude is a tour-de-force of Russian late-Romantic piano writing, pushing the instrument's capacity for intensity and color. It is distinctive for its complex, swirling textures and high-tension chromaticism.
The piece demands exceptional stamina and absolute control over polyphonic voicing within dense, fast-moving textures.
Comparable difficulty and character — good candidates for what to learn next.
Étude in D-sharp minor, No. 12 is rated Henle level 8 of 9 — concert repertoire, roughly diploma level. In the RCM system it corresponds to about level 10.
You should be comfortable at Henle level 8 — meaning you can already play level 7–8 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of Étude in D-sharp minor, No. 12 lasts about 3 minutes.
Étude in D-sharp minor, No. 12 is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.
Pieces at a comparable difficulty and character include Vers la flamme by Aleksandr Scriabin, Allegro de concert by Aleksandr Scriabin, Piano Sonata No. 4 in F-sharp major by Aleksandr Scriabin — see the full similar-pieces list on this page.