This article is a stub. You can help the Walking Dead Wiki by expanding it. Sina Grace is an American editor for Image Comics. His credits include The Walking Dead and Invincible. Grace regularly featured in "Letter Hacks" at the end of most comic issues. Retrieved from "https://walkingdead.fandom.com/wiki/Sina_Grace?oldid=1304394" Categories: Article stubs Crew Comics Community content is available under CC-BY-SA unless otherwise noted.