So the Rigel Dragon is kinda small compared to other dragons, and it creates these little rift portals to teleport through. If you’d like to see a bit more of it here’s a link to an amino page
I didn’t manage to find some of the ones I remembered, but I found these two:
This person got Chromacorn with Rainbow + Decay: http://aminoapps.com/p/mss34h
This person got Zaffer with Moon and Ooze:
There's a good third party companion app called Dragonbreed that helps with looking up breeding combinations.
Aside from that, I started a bit over a year ago and have managed to breed most dragons. I'm missing 24 total now, so it's definitely possible to breed everything again. Most dragons come back during different events too.
you see that volume buttom(volume down) press it at the same time as the N button, The button next to the screen. heres some help https://lifehacker.com/how-to-take-a-screenshot-on-most-nook-devices-1528034770
did i clear out a space in my closet just to have a photoshoot with a book? yes, yes i did. and i hold no regrets.
here’s a link to amazon if you’d like to buy the book yourself! ($30)
One thing that I like doing for mobile games is using the Google Opinion Rewards app. If you answer surveys, it gives you money to spend in the Google Play Store and you can use that on Dragonvale or other apps.