It was the best of times, it was the worst of times.
A Tale of Two Cities
The repetition of the initial consonant or vowel sound of a word
Alliteration
In country places,
Far from cities
And shifting faces,
We have a birthright
We Who Were Born
The main character or hero who's usually in conflict with the antagonist
Protagonist
While her eyes and peel her features,
Stern and white her thoughtful brow
Curfew Must Not Ring Tonight
The repetition of the initial vowel sounds
Assonance
I be no Lord and I be no prince, but I be as good as thou.
Men of Iron
An opposing character or rival in conflict with the protagonist
Antagonist
Out flew the web and floated wide; the mirror cracked from side to side.
The Lady of Shalott
The repetition of final consonant sounds
Consonance