The connection is that the new Spider-Man comic draws inspiration from the Gamerverse's unique concepts and settings. This infusion brings fresh perspectives and exciting plot developments to the comic.
Hard to say. It could be that someone has imagined a yaoi love aspect within the hello neighbor comic universe, but it's not a common or recognized aspect of the original comic.
The rarity of these comics often lies in their limited print runs or unique storylines. They might have special covers or be tied to significant events in the Batman universe.
The comic and the movie have some common storylines and character developments. They share similar themes and plot points, but there are also differences to keep things fresh for both mediums.