So Robin is going for some revenge but she recognizes that the future isnt all in her hands, i can accept that.
Bat going for the win.
Sorry for you Gavial, but that ship is more problem than you think.
As a Brazilian, duende is akin to the gnomes of European culture, there are other comparisons too. Many version duendes dwell in homes like brownies, but it is a name that can be used to many types of little spirits.
If they are in the Amazonia think the author could have called him Curupira, that it is a spirit that protects the forest and animals, it described as a been a young teen with their foot turn behind with flames in place of the hair.