User blog comment:HankGuideDude/Hia-logue 4(.13 for real): Hankvi Guidza and The Tipsy Timelines/@comment-16075172-20151214161857/@comment-2012328-20151214173529

Does seem like a possibility, due to TD been wanting to talk and probably kill Isevel but never really got a chance, so Hank "snaps".

As to becoming normal again, maybe some sort of Aura Seal (Masa's Mindbuster) would get Hank back to normal.