Big four's world - in viking island

I'm very enjoying to draw them, because that's make me excited . Anyway i have idea to draw them in different world, like this one. I draw Merida, Rapunzel, and Jack frost in viking clothes, just like hiccup.
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you can see big four's world under here :
Hiccup: you are here!
Merida: twinscover.deviantart.com/art/…
Rapunzel: twinscover.deviantart.com/art/…
Jack frost: twinscover.deviantart.com/art/…