Both dramas were romance fantasy. Both were adapted to novel. It is set on historical setting and has xianxia and wuxia elements.

Both dramas are same genre (xianxia, romance, and fantasy).
Both dramas are also set in the same universe.
Both dramas have the same author.

Both have the same content and original creator. I Am Nobody is the drama version while Feng Bao Bao & Zhang Chu Lan is the mini drama version.

I Am Nobody is the drama version while Under One Person (tentative title) is the movie version. Both have the same content and original creator.

Both dramas are in historical period with wuxia and fantasy elements. Both also have action, martial arts, and adventure elements.

Both dramas are filled with adventure, friendship, and fantasy. The setting is mixed with modern with supernatural elements.

Both dramas are filled with adventure filled with friendship and brotherhood. The setting is also on historical or ancient period.

The drama is the live action of The Outcast / Hitori No Shita. It includes supernatural elements , adventure, battles, and friendship.

Both dramas were romance fantasy. Both dramas falls in the xianxia and wuxia genre. The drama takes place in a historical setting.

Both dramas were romance fantasy. Both dramas falls in the xianxia and wuxia genre. The drama takes place in a historical setting.

Both dramas were romance fantasy. Both dramas falls in the xianxia and wuxia genre. The main leads have supernatural powers and ability.

Both dramas are filled with action and adventure. Both are also set in historical setting with wuxia and martial arts elements.