Conversation so far:
how many episodes are there in season 2 of preacher
There are 13 episodes in season 2 of Preacher
is the series based on a book
The series Preacher is based on the comic book series Preacher created by Garth Ennis and Steve Dillon, and published by DC Comics' Vertigo imprint.

Question: how many seasons are there
Self-contained rewrite: how many seasons of preacher are there