PC / Computer - Streets of Rage Remake - Mr. X - The Spriters Resource

Sprite Stuff: Mr. X (Streets of Rage) by SXGodzilla on DeviantArt

Sigma Posting on X: Mr. Σ Source: Mr. X Streets of Rage 2 (Genesis) by Sega, Ancient, MNM Software, Shout! Designworks and H.I.C. / X

Streets of Rage 2 - Mr.X in 30s

Streets of Rage 4: Mr. X Nightmare DLC video spotlights new characters

Streets Of Rage 4 : Mr. X Nightmare Review (PS4) - The Best Side Scrolling Brawler Just Got Even Better - PlayStation Universe

Streets of Rage 4: Mr X Nightmare DLC evolves an already brilliant brawler

Streets of Rage 4 DLC Mr. X Nightmare, free update announced for 2021 - Polygon

Streets of Rage 3 (Mega Drive) Review – Hogan Reviews

Streets of Rage 4: One Year Later..The 'Mr. X' Nightmare Begins. — RGN 99

Max Unveiled As Next Character For Streets Of Rage 4: Mr. X Nightmare DLC