User blog comment:Master Sima Yi/Assassinews 03-03-'13 — Assassin's Creed IV: Black Flag trailer and screenshots/@comment-4999424-20130312204140/@comment-4868246-20130319190750

The article says "Way back in AC III" when this palpably is a ToKW mission as evident by his outfit. (I don't recal being able to equip it in the original single player mode :/)