TV Shows
Nathaniel Essex / Mister Sinister News
Marvel
Mister Sinister Is Quickly Becoming the X-Men's Biggest Threat
Marvel
X of Swords Reveals Arrako's Version of Mr. Sinister and His Hellions
Movies
X-Men: Apocalypse's Post-Credits Scene With Mr. Sinister Was Meant to Set Up Channing Tatum's Gambit
Marvel