Not really. Naruto is a curious character. He's always interested in new things, especially things related to fighting. Fanfiction can offer a whole new perspective on battles, so it makes sense that he'd be into it.
Well, there could be a fanfiction where Kirby is a spectator at a Death Battle event and somehow gets dragged into the fight. He then uses his unique abilities like inhaling enemies and spitting them out as projectiles to turn the tide of the battle. There might also be a fanfiction that focuses on Kirby's reaction to the over - the - top and often brutal battles in Death Battle, exploring his more innocent perspective on such violent confrontations.
Yes, there might be one where Kirby thinks he's just watching a normal Death Battle but it turns out to be a simulation created by an evil force to study his reactions. Another could be that the winner of the Death Battle he's watching is then teleported to Kirby's world and they have to fight Kirby for some strange reason.
One common theme is the exploration of character abilities. Since it's about Death Battle, fans often like to write about how different RWBY characters would fare in various battles, so there's a lot of in - depth analysis of their powers and skills.
Well, Rukia is also quite popular in 'bleach watch death battle fanfiction'. Her unique powers and her relationship with Ichigo can add a lot of depth to the stories. And then there's Grimmjow. His wild and aggressive fighting style makes him a favorite for many fans when it comes to 'death battle' scenarios in the fanfiction.
One interesting idea could be unique power combinations. For example, if a character from 'bleach' were to gain a new ability during a 'death battle' scenario in the fanfiction. Another idea might be crossovers with other similar anime universes, which can create really exciting and unexpected battles.
You can start by looking on popular fanfiction websites like Archive of Our Own (AO3). It has a large collection of fanfictions, and you can search specifically for 'Watch RWBY Death Battle' related ones. There are also some dedicated RWBY fanfiction forums where fans might share their works.
Well, one interesting idea could be unique character match - ups. For example, seeing how a Fairy Tail character would fare against an unexpected opponent from another universe in a death battle. It might also explore different power - up scenarios for Fairy Tail characters that we haven't seen in the original series, like if Natsu got a new form specifically for these death battles.
Another character that might be featured is Jellal. His past and his powerful magic make him an interesting character for death battles. He could be pitted against both Fairy Tail characters and characters from other series in the fanfiction. Plus, characters like Mirajane in her Satan Soul form also have a high chance of being included due to their unique powers and abilities.
Well, popularity is relative. In some fanfiction communities, they might be quite popular because they offer a different take on the well - known Death Battle concept. People who are interested in exploring the characters' relationships in a more...shall we say, 'intense' way might be drawn to these. But in the broader context of all fanfiction, they are probably not as well - known or widely read as other types.