These unnamed characters take the same appearance as Shovel Knight himself, except the helmet is removed revealing a blue fish head.
- "????: Oh hey how's it going? Ahh, it's nice to get that helmet off sometimes!"
- With the Shovel Knight Amiibo, Custom Knight can acquire a costume named Fish Head. This costume has a similar appearance to that of ????.
- With these unnamed characters taking the same appearance as Shovel Knight, many people speculate that Shovel Knight himself is actually a fish-headed character. Whether or not this is true, it most likely could be a simple joke put in by the developers.
- This is also referenced on Yacht Club Games' s FAQ, where one of the questions is "Will Shovel Knight eventually become a Mermaid?"