The white Link represents the Skeleton, a humanoid Minecraft enemy with a white color scheme who often appears in groups.
The stage's nighttime cycle references how the Skeletons appear as enemies during the nighttime cycle in Minecraft.
Link's favored Bow and Arrows and his Ancient Bow and Arrow Final Smash reference the Skeletons' ability to attack the player by shooting arrows from its bow.
Other trivia:
This spirit's Shooting Attack ↑ ability further references the Skeleton's ability to shoot arrows from its bow.