Talk:Persians (Age of Empires II)/@comment-3983611-20150920084257/@comment-75.170.177.240-20171229212637

It looks like Boiling Oil is a nod to the Sasanian Empire's history of using it to repel melee attacks against their defensive fortifications. See 1st paragraph under Siege Weapons section of the article below.

https://en.wikipedia.org/wiki/Military_of_the_Sasanian_Empire