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.
Perhaps Shirou from Fate Stay Night could find himself in the Re Zero world. He might use his skills as a mage and his determination to help Subaru in his quests. Their different outlooks on life and combat could lead to some interesting character development as they learn from each other.