This line is nowhere to be found and it was extremely helpful on preventing certain mobs like Mutant Creeper or Cave Dwellers from targeting the player from far away. Mod version is 2.0.5 latest everything.

	#Entities in here will not be affected by this feature.
	[Base.Targeting."Entity Blacklist"]
		Blacklist = ["mutantmonsters:mutant_creeper", "cave_dweller:cave_dweller"]
		#If true the list will be treated as a whitelist instead of blacklist
		"List as Whitelist" = false

You must use Entity Type tags since 2.0. Check the wiki here on github