User blog comment:Master Sima Yi/Assassinews 05-08-'14 – Assassin's Creed: Rogue announced/@comment-4786308-20141013160942/@comment-13471981-20141013184813

Achilles' original voice actor was quite old, wasn't he? I don't think it's all that surprising they hired a new one. I am having a bit of trouble seeing the physical resemblance however.