The most common and most likely answer to this crossword clue is the 7 letter word ORESTES
I've seen this crossword clue in The Guardian
O
R
E
S
T
E
S
More clues leading to the result ORESTES
- See sort that could turn out murderer in mythology
- Love remains around end of life for character in Greek play
- Greek character and others one’s assumed nameless
- Ring about scenery put up for Euripides drama
- Classical matricide finds drug in fashion stores
- Forest escapade featuring Electra’s brother
- Nothing stays still with energy in old play
- Son of Agamemnon taking ecstasy into the woods, heading off
- Mythological male trapped in forest escapes
- Love remains hero of drama
Buddy explains!

The straight part
We know that "Euripides drama" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case euripides drama = orestes.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.