You can start by looking on popular fanfiction websites like Archive of Our Own (AO3). It has a large collection of RWBY fanfictions, and you can easily search for those specifically related to Mercury.
First, understand the characters well. Know Mercury's backstory of his difficult past and Neo's silent but devious nature. Then, create an interesting plot. Maybe they could be on a secret mission together. Keep their personalities true to the original show.
Well, there's a fanfiction called 'Mercury's New Allies'. In this story, Mercury forms unexpected alliances with some of the other characters in RWBY. It shows a different side of him, one that is more collaborative and less of the lone wolf he's often portrayed as. There are also some great character developments for the other characters involved in the story. It's really engaging to read how their relationships evolve over time.
A really cool fanfiction is 'Mercury and Emerald in the Realm of Shadows'. It takes them into a dark and mysterious realm where they have to fight to survive and rely on each other more than ever. 'Emerald's Secret and Mercury's Promise' is another good one. Here, Emerald has a secret that she's afraid to share, but Mercury's loyalty to her is unwavering. And 'Mercury and Emerald: Facing the Past' where they are forced to confront their past misdeeds and try to make amends while still being the characters we know from RWBY.
In RWBY fanfiction, the relationship between Mercury and Ruby can be quite interesting. It often explores a dynamic where their different personalities collide. Mercury is more of a rogue - like character with a troubled past, while Ruby is the innocent and determined huntress - in - training. Fanfictions might bring them together in various scenarios, such as teaming up against a common enemy. This could lead to a development of mutual respect and an unexpected friendship, or in some cases, a more complex emotional bond.
In these fanfictions, the theme of family also pops up. Some explore what Mercury's family was like before his current situation and how it might have influenced him. Another common theme is survival. Mercury has to survive in the dangerous RWBY world, and fanfictions often depict his struggles and how he overcomes various threats.
In a RWBY Mercury Redemption fanfiction, his relationships can play a crucial role in his development. If he forms strong bonds with the good guys, like befriending Jaune or Weiss, they can influence him to change. Their different values and outlooks on life can gradually rub off on him, shaping him into a better person.
It shows his vulnerability. In these fanfictions, Mercury's past abuse makes him more than just the tough - guy character we see in the show. We get to see the cracks in his facade.
One popular rwby mercury and penny fanfiction is 'Mercury and Penny's Unlikely Alliance'. It explores their relationship in an interesting way, with unique character interactions and a plot that keeps you engaged.
One popular 'rwby emerald and mercury fanfiction' is 'Shadows of Doubt'. It delves into the complex relationship between Emerald and Mercury, exploring their backstories and how they came to be where they are in the RWBY universe. Another great one is 'Partners in Crime'. It shows their adventures and how they work together in various missions, with some really interesting character development for both of them.
Well, 'Mercury and Cinder: A Different Path' is also a good read. It takes an alternate route for their storylines. Instead of following the exact path as in the show, it presents a scenario where Mercury and Cinder have different goals and how they interact and conflict with each other in this new setting. It has some really exciting action scenes as well.