Those are resurrection crystals. After your character died, you can use it to revive again. There are 5 resurrection crystal you can have each day.
The red resurrection crystal in dragon does give new life.
you breed crystal and blue fire
in sword heaven quests near the guards
The Dragon Nest was developed by one Eyedentity.
Dragon Crystal happened in 1990.
You can't make a nest in it silly! Knight of the dragon is made with a nest of eggs. If your a knight you go to the nest to turn into a dragon. (Cheats are possible on knight of the dragon, my name is Fire Don't forget it :P)
Gummy Dragon + Soccer Dragon=Rainbow or Crystal
You have to breed a storm and fire dragon. ( which might end up as a sun dragon ) or crystal and blue fire. ( which also might end up as a sun dragon ) But there other ways to.
The revive scrolls in the Dragon Nest basically give life.
Dragon Nest takes up 2.29 GB.
Dragon Crystal was created on 1992-12-22.
a blue dragon is about a blue dragon