Kageyama sister C (影山姉妹Ⓒ Kageyama shimai Shī) is a character in the Toei Yu-Gi-Oh! anime. She is one of the three Kageyama sisters.
Kageyama sister C and her sisters Dueled Yugi, after stripping him of the Millennium Puzzle. Yugi was about to lose, until Seto Kaiba appeared and took over.[1]
Sister C and her sisters collectively uses a "Hecate" Deck.