Conversation so far:
When does Raven (DC Comics) first appear in the comics?
CANNOTANSWER.
What are her special powers?
Raven was free to experience emotions for the first time in her life.
Raven found she was able to not only sense, but control others' emotions.
When did she begin to experience these emotions for the first time?
What happened?
As a result of the defeat of Trigon.

Question: Did she fight that entitiy alone?
Self-contained rewrite: Did Raven fight Trigon alone?