Gravity Falls is a popular animated series created by Alex Hirsch, known for its unique blend of humor, mystery, engaging storytelling, and amazing characters like Bill Cypher. Bill Cipher was introduced in the first season and became known for his intriguing blend of mischief and malevolence. Shaped like a two-dimensional yellow pyramid with a single eye, Bill Cipher is unlike any character in the town of Gravity Falls. His design references the Eye of Providence, a symbol often associated with mystery and conspiracy, making him a perfect fit for the series' blend of adventure and intrigue. A fanart Gravity Falls progress bar for YouTube with Bill Cypher Pixel.