Mrs. Elena is a librarian in the Ziggurat. She is the hostess of the challenge room 'No Drain No Gain' (Which is to stop the floods from destroying the library). She is an OddSock with fiery hair and librarian glasses.
- She is the only OddSock challenge room host/hostess.
- She is voiced by Lorelei King, who also voices Felica.
- In the credits, she is just called "Elena".