Uploaded September 2025 | Updated September 2026, 1 week ago

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History of the Marvel Universe No. 340
The Evolution of the Sentinels

For what happened to Steven Lang's body:
youtu.be/WpUTf42KZ-s?si=AwxxAgBA04kcjYq0

For more on the Days of Future Past:
youtu.be/2ZffRfxSBoA?si=Zs9ZyIpEGW9c0cGw

For more on Onslaught:
youtu.be/HFJXn_G_AcM?si=y0stBybAaVsBsYwr

For the story of the Wild Sentinels:
youtu.be/3y5NdELPQgI?si=KJ4FsFJ1SNdDN2gL

Sources:
The Trask Family
- Uncanny X-Men Minus 1 (1997)
- First X-Men 005 (2013)
Madame Sanctity
- Askani'Son 004 (1996)
Bolivar Trask's Mark I Sentinels
- X-Men 014-016 (1965-1966)
- Professor Xavier and the X-Men 016-017 (1997)
Larry Trask's Mark II Sentinels
- X-Men 057-059 (1969)
- Avengers 102-104 (1972)
- X-Men: The Hidden Years 009-012 (2000)
Steve Lang's Mark III Sentinels
- X-Men 096 (1975)
- X-Men 098-100 (1976)
- Classic X-Men 007 (1987)
Steven Lang's Comatose Body
- Uncanny X-Men 291 (1992)
- Uncanny X-Men 313 (1994)
Steven Lang's Master Mold
- Incredible Hulk 007 (1978)
- X-Factor 013-014 (1987)
Vanisher's Mark III Sentinels
- Champions 017 (1978)
Falcon versus Sentinel
- Falcon 002 (1983)
Project: Wideawake
- Uncanny X-Men 141-142 (1981)
- Uncanny X-Men 151 (1981)
- New Mutants 002 (1983)
- Alpha Flight 043 (1987)
Days of Future Past
- Days of Future Past: Doomsday 001-004 (2023)
Project Nimrod
- Uncanny X-Men 192 (1985)
- Uncanny X-Men 202 (1986)
- Excalibur 052 (1992)
- Excalibur 066 (1993)
Nimrod's Temporal Tribulations
- New X-Men 024-031 (2006)
Nimrod and Jaime Rodriguez
- Uncanny X-Men 191 (1985)
- Uncanny X-Men 193 (1985)
- Uncanny X-Men 197 (1985)
Nimrod versus the X-Men
- Uncanny X-Men 194 (1985)
- Uncanny X-Men 208-209 (1986)
Master Mold Returns
- X-Factor 013-014 (1987)
- Power Pack 036 (1988)
- Marvel Comics Presents 018-024 (1989)
Roma Revives the X-Men
- Uncanny X-Men 227 (1988)
The Siege Perilous
- Uncanny X-Men 229 (1988)
Master Mold merges with Nimrod
- Uncanny X-Men 246-247 (1989)
The Birth of Bastion
- Uncanny X-Men 333 (1996)
- Generation X 027 (1997)
- X-Men 069 (1997)
- Machine Man/Bastion Annual (1998)
Cynthia Chalmers and the Return of the Mark IIs
- Marvel Super-Heroes 006-008 (1991)
The Tri-Sentinel
- Amazing Spider-Man 329 (1990)
Fitzroy's Sentinels
- Uncanny X-Men 281 (1991)
The Mark VI Prototypes
- X-Factor 092 (1993)
The Prototype Nimrod
- X-Force 035-026 (1994)
Onslaught Revealed
- X-Men 053 (1996)
Onslaught's Mark VI Sentinels
- X-Men 046 (1995)
- X-Factor 125 (1996)
- X-Men 055-056 (1996)
The Defeat of Onslaught
- Onslaught: Marvel Universe (1996)
The Protectorate
- Avengers Annual (1999)
OZT's Prime Sentinels
- X-Men 065 (1997)
- Wolverine 116 (1997)
The Fall of OZT
- X-Men 069 (1997)

Additional information from various editions of the Official Handbook of the Marvel Universe.

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Music:
"Twisted"
Kevin MacLeod (incompetech.com)
Licensed under Creative Commons: By Attribution 4.0 License
creativecommons.org/licenses/by/4.0

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