He was also a cannibal
That’s how I learned it anyway
https://www.cs.mcgill.ca/~rwest/wikispeedia/wpcd/wp/p/Pontiac%2527s_Rebellion.htm
The Ottowa’s were cannibals. The Illini weren’t as far as I know. Some tribes practiced the long pig thing some didn’t. Mostly the further north woodland tribes did. It nay have been a custom left over from when they were hunter gatherers and cannibalism was a significant way to avoid starvation.