The uniqueness lies in the combination of the soldier concept with the Re Zero setting. The soldiers in these fanfictions often bring a different perspective. They have military training and discipline which contrast with the more magical or fantastical elements of the original Re Zero world.
Sure. 'The Soldier's Redemption' is a great one. It focuses on a soldier character's journey to find his place in the Re Zero world. He overcomes various challenges and forms unique relationships with the main characters.
Yes, indeed. The Re:Zero manga exists and presents the story in a graphical format. It might have some differences from the original source, but it still captures the essence and excitement of the series.
The 're zero rem love novel' is significant as it expands on the Re:Zero world. Rem's love in the novel is a key element that drives her actions. It shows how she develops feelings for Subaru, and this relationship is a major part of the overall narrative. The novel can explore her emotions and internal struggles in a more detailed way compared to other mediums.