The Count's Colorforms Castle is a 1977 Sesame Street Colorforms playset. The background illustration shows several floors of Count von Count's castle, including "the Count's Magic Counting Window" in an alcove on the roof.
The set features the Count in addition to several guests at his castle, including Cookie Monster, Frazzle, Grover, Herry Monster, Oscar the Grouch, and an unnamed female Anything Muppet, along with several ghosts.
The illustrations for the set are by Sesame book illustrator Michael J. Smollin.