Mister Sinister (Dr. Nathaniel Essex) is a supervillain appearing in American comic books published by Marvel Comics. Created by writer Chris Claremont...

left-handedness Sinister, a stagename of bassist Derrick Tribbett's Mister Sinister, Marvel Comics supervillain Simon Bar Sinister, villain on the Underdog...

included mutant warriors and assassins employed by the X-Men's enemy Mister Sinister, a mad scientist villain often intent on creating a perfect race of...

actually a front for Mister Sinister's genetic laboratory. Mister Sinister appears and tells Madelyne about her origins. When Mister Sinister learned about Jean...

Bar Sinister, though not part of Krakoa, was added to its landmass with Flowers of Krakoa that modify the former secret base of Mister Sinister into...

Apocalypse 10th anniversary limited series, Mister Sinister assembles his own group dubbed the Sinister Six to fight Magneto's X-Men. However, this group...

Rasputina / Magik / Darkchylde, Quicksilver, Juggernaut, Hulk, Mister Sinister, Sauron, and Mister Fantastic. Karliak replaces Morph's original voice actor...

elicit side-effects on him as well, which later resulted in the crime lord Mister Negative. Cloak and Dagger tracked down the people behind the experimention...

which he uses for advice. When Dark Beast asks for Mister Sinister to let him out, Mister Sinister informs him that he's not the "darkest beast" anymore...

team of potentially dangerous and problem-causing mutants overseen by Mister Sinister. The council also voted not to resurrect many individuals who were...