Magic Mushrooms are a magical type of fungus that is featured on ABC's Once Upon a Time and Once Upon a Time in Wonderland.
They are native to Wonderland, and change the size of whoever consumes them. One type of mushroom will make the consumer grow in size, and the other type will cause them to shrink in size.
- They are based on the magical mushrooms in the story Alice's Adventures in Wonderland.
- S1, E17: "Hat Trick" (flashback)
- S2, E13: "Tiny"
- S4, E15: "Poor Unfortunate Soul"
- W, E01: "Down the Rabbit Hole"
- W, E11: "Heart of the Matter"