These tracks are based on an RPG concept about colors. They all use Famitracker and the VRC7 expansion.
This mysterious tune would accompany a scene involving a deep, magical cavern in ground.
Original module comments:
"#10 Endless Pore
A slower mysterious theme to fit a scene where a magical crater
left by the collision is discovered.
That pitch-bending organ sound was an attempt to recreate the
sound of "Aquatic Ambience" from Donkey Kong Country. Not sure
I quite accomplished that. The repeating background riff in 7
might be reused later, I think it's simple and memorable enough
that it could be manipulated and still enjoyed in other context."