Since I'm not familiar with a story named 'The Cask of Armadillo', I can only speculate. It might be about a cask that has some special significance related to an armadillo. Perhaps the armadillo is searching for something hidden in the cask, or the cask is a part of a strange event that the armadillo gets involved in.
The Armadillo Fantasy Forest is a place full of mystery. There is a hidden lake deep in the forest where the water has healing powers. The armadillos often go there when they are sick or injured. One time, a young armadillo named Axel got his leg hurt while playing. His friends carried him to the hidden lake. As soon as he touched the water, he felt a warm and soothing sensation. After a while, his leg was completely healed, and he was able to run around again. The forest always has such magical things happening.
As I haven't read this particular short story, I can't say for sure. But based on the title, one would assume that the armadillo is likely to be a main character. And perhaps there is a character associated with the cask, like a keeper of the cask or someone who has a particular interest in it.
Mighty and majestic was a metaphor used to describe people or things with great strength and power. This idiom can be used as a predicative, an attributive, or an adverb. It can be used to describe a person's spirit, image, or the imposing manner of things. For example, one could say that a person's posture was valiant and heroic, describing him as heroic and mighty, or it could also describe an army as majestic and mighty, displaying powerful combat strength. Mighty and majestic metaphor can be used in various situations to express respect and praise for people or things.
Mighty and domineering were synonymous with dignity, heroism, solemnity, solemnity, weight, might, bravery, divine might, prestige, might, forthright, mighty, and so on.
There could be adventures like finding a secret cave filled with precious gems. Armadillos might stumble upon it while digging. Another adventure could be helping a magical creature that is trapped by an evil spell. For example, a unicorn might be trapped, and the armadillos could work together to break the spell.
Based on the title, it seems like Tank Girl and the Armadillo are likely main characters. But since there are also other stories, there could be other main characters in those individual tales.
Mighty and majestic meant that it was powerful and imposing. This idiom is often used to describe people or things with great power and prestige. It could represent power, military might, prestige, and so on. It could also describe a person's prestige and valiance. In Chinese culture, might and magnificence were often used to praise heroes, the strong, and the image of dignity. It can be used to describe animals, buildings, sculptures, etc. that have a mighty aura. In short, the meaning of being mighty and majestic was powerful, dignified, and imposing.