Complete guide with hints, spangram, and all theme words for Mar 31's puzzle
Strands Theme of Mar 31 is:
This legendary figure is famous for swapping out something small and hard for a bit of currency. Look for a long horizontal or vertical word that names this mythical winged benefactor.
Reveal letter by letter or uncover a full solution

Today's theme 'While you were sleeping ...' invites you into the world of folklore and nighttime visits. It focuses on the magical elements and traditions surrounding a specific childhood visitor who arrives in the dark of night.
Spoiler Warning
Strands answer for While you were sleeping ... are revealed below!
Below is the complete solution for Today's Strands. Enjoy the game!

Strands is a free daily word puzzle from The New York Times. Each day, you get a theme and a letter grid where you must find hidden words. Like Wordle and Connections, it refreshes at midnight with a new puzzle.
You get a 6×8 grid of letters. Find all theme words plus the "spangram" that spans the grid and reveals the theme. Connect letters horizontally, vertically, or diagonally to form words. Find 3 non-theme words to unlock a hint.
This Strands Hint points toward a specific childhood legend involving a mystical exchange that occurs overnight. The theme encompasses both the character and the physical rituals associated with their arrival. Check out the full Strands Hint below for more details.
The difficulty depends on your familiarity with certain mythical traditions and the gear associated with fairy-tale figures. The layout can be tricky because the words vary in length, but the theme is very cohesive. Check out the full Strands Hint below for more details.
The spangram today stretches across the grid, connecting the left and right sides to name the central character of the theme. It is a long, multi-word compound noun that identifies the midnight visitor. Check out the full Strands Hint below for more details.
Start by looking for four-letter words related to bedroom objects or basic items used in folklore storytelling. Once you find the spot where the visitor 'leaves' something, the rest of the board will open up. Check out the full Strands Hint below for more details.