One aspect to consider in this fanfiction could be the unique dynamic between Nightmare Sans and Cross Sans. Their personalities are quite different. Nightmare Sans is often associated with negative emotions and a more menacing presence, while Cross Sans has his own complex backstory. In the fanfiction, they might interact in ways that explore themes of redemption, power struggles, or unexpected alliances.
In Comic Sans, 'Sans' typically refers to the style of the font being sans-serif, meaning it doesn't have the small decorative lines at the ends of the strokes.
In Comic Sans, 'sans' typically refers to the style of the font being sans-serif, meaning it doesn't have the small decorative lines at the ends of the strokes.
Well, 'Sans' in Comic Sans indicates that it's a font without serifs. Serifs are those little extensions or flourishes on the ends of letters. So, Comic Sans is designed to be more simple and straightforward in appearance.
The popularity might be due to the contrast between the two characters. People are drawn to the idea of seeing how a 'dark' character like Nightmare Sans and a more 'conflicted' character like Cross Sans interact. It creates a lot of room for interesting scenarios.
One common theme is friendship. Since they are from different 'worlds' in the Undertale AU, their journey to become friends is often explored. Another theme is redemption. Sometimes Cross Sans might have a troubled past and Dream Sans helps him find a new path.
Power dynamics is also a frequent theme. Nightmare Sans is often depicted as very powerful, and Cross Sans has his own set of powers. Fanfictions might explore how they use or abuse their powers in relation to each other. It could be a power struggle, or they could end up combining their powers for some greater purpose.