Perhaps. The Evangelion fandom is known for its active participation in creating and consuming fan works. 'evangelion the one i love is fanfiction' could be popular if it manages to resonate with the fans' emotions and expectations. For example, if it delves deep into the complex psychological aspects of the characters, similar to the original series, it might gain a following. Also, if it provides a fresh perspective on the love stories within the Evangelion universe, it could attract a lot of readers.
Well, Evangelion has a huge fan base. Many fans are so passionate about the series that they want to contribute their own ideas. Fanfictions are a way to do that. They can expand on the lore, give more backstory to minor characters, or even rewrite the whole story from a different point of view. It's like a community - driven expansion of the Evangelion universe, which makes it very popular.
One great Evangelion fanfiction is 'Those Left Behind'. It delves deep into the characters' psyches in a post - Third Impact world. Another is 'A Different Ending' which offers an alternate take on the series' conclusion.
In general, the Evangelion mangas are considered good. They expand on the anime's universe, providing more depth and character development. However, it depends on personal preferences as some might find the style or pacing not to their liking.