Posts Related To Mercy: Overwatch: Witch Mercy August 19, 2019 A 3″ x 3″ sticker of Mercy’s Witch skin from the Overwatch Halloween Terror event. Digital art in Photoshop. Debuting at TwitchCon 2019’s Artist Alley. | Read More See More: Illustration Related Posts: Mercy, Overwatch, TwitchCon, TwitchCon 2019, Witch