Mister Sinister debuted in Uncanny X-Men in the mid-’80s, with the character being teased in issues #212-213 before fulling appearing in issue #221.

Mister Sinister Seems to be Bringing Back Krakoan Resurrection for His Own Goals. Mister Sinister, posing as Xenos, created the Verate app in order to get access to something he never had before ...

The mysterious Mister Sinister has been among the X-Men's most prominent foes for decades, and will soon become the "Big Bad" of X-Men '97.

Image Credit: Mr. Sinister (Image: Marvel) The X-Men are finally on their way to the Marvel Cinematic Universe, and it seems that a sinister force, literally, is set to greet them. After years of ...

The MCU's reboot of X-Men is rumored to introduce Mr. Sinister as the villain, and they need to bring back the same actor who almost played him in a prior film. Marvel is set to introduce numerous ...

Because, of course, Mister Sinister is the hero of his story. And he wants to stop the Dominions. In 2019's Powers Of X #5 we learned the true nature of black holes in the Marvel Universe.

X-Men #1 1963) And all so Mister Sinister save the world… for dessert. SINS OF SINISTER #1 MARVEL COMICS NOV220792 (W) Kieron Gillen (A) Lucas Werneck, Various (CA) Leinil Yu ...

Mister Sinister has been a thorn in the side of the X-Men in the comics since 1987. We learned in the comics that he manipulated the gene pool of the Summers family for generations, particularly ...

The Mister Sinister the X-Men fought for years wasn’t the original Nathaniel Essex, but his clone. Actually, one of four clones made in the late 19th century of the original Nathaniel Essex. The ...

Mister Sinister’s First Marvel Comics Appearance. Two of the X-Men’s greatest foes made their debuts in the 1980s. One was the immortal mutant Apocalypse, and the other, ...