Sinister Interdimensional Bureaucrat (@OfficiallyGMan) / X

Martin (Roma) Sinister 🔞 6 666 - kiriban ❗ (@infernotoxin) / X

X-Men: Days of Future Indignation by JohnBizarro on DeviantArt

Sinister Interdimensional Bureaucrat (@OfficiallyGMan) / X

Extraordinary X-Men's First Big Villain Is Mister Sinister - IGN

INTERDIMENSIONAL — BAD INK STUDIOS

INTERDIMENSIONAL — BAD INK STUDIOS

Sinister Bureau

Sinister Interdimensional Bureaucrat (@OfficiallyGMan) / X

Marvel gives X-Men's Sinister an epic new crossover at NYCC - Polygon

The Letters Page: Episode #143 - Writers' Room: Cosmic Tales, Vol. 02, Issue #541

Iron Studios Mr. Sinister – X-Men – BDS Art Scale 1/10

Martin (Roma) Sinister 🔞 6 666 - kiriban ❗ (@infernotoxin) / X

Uncanny X-Men #239, CBCS 9.8 NM/M, White Pages. , Features: 2nd appearance of Mr Sinister. 1st cover appearance of Mr Sinister & the Goblin Queen, You

Uncanny X-Men #239, CBCS 9.8 NM/M, 1st Cover of Mr Sinister & Goblin Queen

ROM #1 1:50 Michael Golden Variant Space Knight IDW 2016 VF/NM – Ultimate Comics