I made a themed Connections puzzle. Hard? Easy? All I know is that it might be haunted by a g-g-g-g-g-g-ghost!

https://lexfriedman.com/connections/p/?data=VZBNTwQhDIb_CnLuxY-TV01MTPbkzcumO9OFZllKoKyi8b9bx-wkw6Ekbx8eKN9eWRP5R_8ufGo3Hjx2jVItecUm2b1lSsniUKWXW4tDlKZgtSdohSalajtX1pXa02dJyJn-NE-VqAx34caKypKXWxbwztozZoI2iSp8YEpQ-rmcOK_IxvVSCdXt_9cVuV8sJZrHtYghDHDHSjO4C6UzrtjG9EyZvyg3J0enkdxuNBtkuB1O0ZDroQdD7XFyGFBSV4FDZcyQcB4rsp0Wq4p92yyh-Z9f