User blog comment:Hyperborean/"The House of Hades" – official expectations blog/@comment-4521561-20121224015716/@comment-3146930-20121224051550

Well him and Gaea had children together so he may have some kind of mind. Tartarus is also in the earth which is Gaea's territory, so she could maybe influence him somehow. Like I said, magic is weird and things that should work don't because...because...well because the plot says so.