The figurative language used is a metaphor
he's like the badest person in his group but he is mortal like one of us he is like a hero because he saved many people in a village from a monster and he ends up falling in love with someone that he shouldn't like most other heroes he has no real powers just experience in battle and a brute
“Puddle-wonderful” is a made up word, a syntax. Syntax means “the arrangement of words and phrases to create well-formed sentences in a language.” So the author is describing the mud as wonderful.
Explanation:
can you say that in English