Thestrals, prophecies, and dual core wands are magical plot devices in the second half of the Harry Potter series.

Thestrals, prophecies, and dual core wands are magical plot devices in the second half of the Harry Potter series.
The patronus, mirror of Erised, and the sword of Gryffindor are magical plot devices created to highlight Harry Potter’s character arc.
Loki decides to fight alongside Thor before completing his redemption arc by sacrificing his life for his brother.
Fans refused to allow Loki to die in ‘Thor: The Dark World’, extending his redemption character arc.
Loki completes a redemption character arc throughout 5 MCU films.