SENTINEL

Real Name: Marcus Langston

Current Alias: Sentinel

Identity: Public

Alignment: Good / Lawful Neutral

Affiliation: Youngblood (Away Team / International Team Leader)

Overview

Sentinel is the brilliant tactical commander of Youngblood’s International “Away Team”. A high-level intellectual and master of technological integration, Marcus Langston utilizes one of the most advanced exoskeletal combat suits in existence to lead his team through global crises. While Shaft manages the domestic “Home Team,” Sentinel handles international diplomacy and clandestine operations, often acting as the team’s primary liaison with foreign governments.

Origin

Marcus Langston was a scientific prodigy with a background in advanced robotics and cybersecurity. He was recruited into the Youngblood program not for innate superhuman abilities, but for his peerless engineering mind. Langston designed the “Sentinel” armor himself, intending it to be a versatile platform for global peacekeeping. Because of his ability to process complex geopolitical data and maintain a cool head under fire, he was the natural choice to lead the Away Team’s diverse roster of international operatives.

Creation

Sentinel was created by artist and writer Rob Liefeld, making his debut in Youngblood #1 in April 1992. Like his counterpart Shaft, Sentinel’s design was part of a 1991 pitch to DC Comics; he was originally intended to be a new, high-tech version of the character Cyborg. When Liefeld moved to Image Comics, the concept was refined into the blue-and-gold armored commander of the Extreme Universe.

Character Evolution

Throughout the history of Youngblood, Sentinel has often been portrayed as a more pragmatic and morally flexible leader than Shaft. His focus on international stability sometimes puts him at odds with domestic policy, leading to friction with government handlers.

In later story arcs, Langston’s narrative took a darker turn as he became obsessed with the efficiency of his leadership. In some continuities, his desire for order led him to cross ethical lines, momentarily shifting his alignment to that of a high-stakes antagonist or “well-intentioned extremist” before seeking redemption.

Powers and Abilities

Sentinel Power Armor: The suit grants Marcus superhuman strength (Class 50), high-altitude flight, and deep-sea survival capabilities.
Energy Projection: The armor is equipped with wrist-mounted plasma casters and a chest-mounted “Uni-Beam” capable of wide-angle concussive blasts or precision cutting.
Tactical Computer Interface: Sentinel’s HUD (Heads-Up Display) is linked to a global satellite network, providing real-time battlefield analysis, lip-reading capabilities, and structural weakness scanning.
Genius-Level Intellect: Langston is a master of cybernetics, artificial intelligence, and strategic warfare.
Cyberpathic Link: He can mentally interface with most electronic systems, allowing him to hack secure servers or take control of unmanned drones during combat.

Vital Statistics

Property	Detail
Height	6′ 2″ (Base) / 6′ 6″ (In Armor)
Weight	200 lbs. (Base) / 450 lbs. (In Armor)
Eyes	Brown
Hair	Black
Status	Active