This article contains spoilers for Mina the Hollower
The fact that Mina the Hollower has a secret ending is not, in itself, remarkable. Yacht Club Games' fathomless, Zelda-inspired action-adventure is exactly the kind of game that would have a secret ending, riven with mysteries and surprises and optional paths as it is. What makes it remarkable is how you unlock it. Accessing the secret ending is a preposterously convoluted process seemingly designed to drive completionists to distraction.