Ruby is often a popular character in RWBY UNSC fanfiction. Her leadership skills and powerful combat abilities make her a great fit for crossovers. Another popular one is Yang. Her strength and brash personality can lead to interesting interactions with the more militaristic UNSC characters.
Blake is also among the popular characters in these fanfictions. Her stealth and agility, along with her complex backstory, can create engaging storylines when combined with the UNSC setting. And on the UNSC side, Cortana could be involved. Her intelligence and relationship with Master Chief can add another layer of intrigue to the fanfiction.
One interesting RWBY UNSC fanfiction could be one where the RWBY characters are integrated into the UNSC military structure. For example, Ruby's speed and scythe - wielding skills could be used in combat situations within the UNSC. Another could be a story where the technology of the UNSC is introduced to the RWBY world, causing a stir in how battles are fought.
Master Chief is often a popular character. His combat skills and leadership make him a great addition to any Star Wars - related scenario. He can hold his own against Sith Lords or lead UNSC forces in battles against the Galactic Empire.
There's a fanfiction titled 'UNSC Meets RWBY: The Convergence'. In this, the UNSC discovers the world of RWBY and decides to study its unique Dust - based technology. Meanwhile, the RWBY characters are in awe of the UNSC's advanced weaponry. It's a story full of cultural exchange and action - packed scenes. Also, 'The RWBY - UNSC Crossover' is quite popular. It has an engaging plot where the UNSC helps RWBY in a battle against a powerful Grimm invasion by providing strategic support and their advanced military capabilities.
Weiss Schnee can be a great character in shapeshifter fanfictions too. Her family's connection to the Schnee Dust Company could lead to some interesting plotlines where she shapeshifts to access hidden knowledge or powers related to Dust, perhaps into a form that can better manipulate Dust than she already can.
Ruby Rose is often a popular character in RWBY Wolf fanfiction. Her speed and combat skills can be incorporated into stories involving wolves in creative ways, like racing against a wolf - Grimm or using her scythe to fend off a pack of wolf - like enemies.
Blake is often used in these fanfictions. Her stealthy nature could be utilized in a game where she has to infiltrate an enemy base within the game world. Her relationship with other characters also adds depth to the story when they're all involved in a gaming adventure.
Ruby is definitely popular. Her energetic and positive personality makes for great stories. Writers often explore her growth as a leader in a chibi - style world.
Weiss could also be popular. Her elegance and combat skills can be enhanced with the addition of wings. In fanfiction, she might use her wings to perform more graceful and powerful attacks, or to reach places that are otherwise inaccessible during a mission.
Ruby Rose is often a popular character. Her speed and agility in combat could translate well into her being a great racer in the fanfiction. Also, her positive attitude and leadership skills could make for interesting storylines in the racing context.
Blake Belladonna is quite popular in RWBY Kaiju fanfiction. Her stealth abilities can add an exciting element when she has to sneak around a kaiju or gather intel on it. Yang Xiao Long is another favorite. Her powerful punches could be portrayed as being able to at least stun a kaiju for a short time, and her fearless attitude makes her a great character to face these huge monsters. Also, characters like Qrow Branwen might be popular as they can bring in their experience and unique skills to deal with the kaiju situation.