Sentinel (Marcus Langston, Youngblood)
Sentinel (Marcus Langston, Youngblood) appears in 63 issues in grailworth's catalog, and was first published in 1987. First appearance: Youngblood #1 (1992), cover dated 1992.
First appearance
Every appearance we value
Bloodstrike (1993) 3 issues
Brigade (1992) 1 issue
Brigade (1993) 3 issues
Glory (1995) 1 issue
Image United (2009) 1 issue
Superpatriot (1993) 1 issue
Supreme (1992) 4 issues
Supreme (1997) 1 issue
Vanguard (1993) 1 issue
Youngblood (1995) 4 issues
Youngblood (1998) 1 issue
Youngblood Bloodsport (2003) 1 issue
Youngblood Deluxe (2025) 1 issue
Youngblood Genesis (2003) 2 issues
Youngblood Strikefile (1993) 1 issue
Character appearances from the Grand Comics Database, CC BY-SA 4.0.