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Uncanny X-Men #42

Marvel 1968 Vol. 1
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Death of Changeling, disguised as Professor X

Origin of Cyclops continued

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1st appearance of Strata, a future member of L.E.G.I.O.N.

1st cameo appearance of Lyrissa Mallor, a future member of L.E.G.I.O.N.

1st cameo appearance of a Durlan that joins L.E.G.I.O.N.

Avengers #1

Marvel 2010 Vol. 4
1:25
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Variant cover art by Marko Djurdjevic

Connects to the following covers published in 2010: Avengers Academy #1, Avengers Prime #1, Hawkeye & Mockingbird #1, New Avengers #1, Secret Avengers #1

Famous Funnies #210

Eastern Color 1954 Vol. 1
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Cover art by Frank Frazetta featuring Buck Rogers

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Prequel to the best-selling, young adult book series

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1st team appearance of the Outsiders: Batman, Black Lightning, Halo, Geoforce, Katana and Metamorpho

1st appearance of Katana, a Japanese martial artist

1st appearance of Geoforce, has the ability to manipulate Earth's gravity

1st appearance of Halo, has the ability to create auras of light with different effects

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1st full appearance and origin of Trinary, a mutant from India who has the ability to communicate with machinery

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2nd appearance of Enemy Ace

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1st appearance of Michele Gonzales, a romantic partner of Peter Parker

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First meeting and team-up of Daredevil and Wolverine

1st appearance of Lord Dark Wind, a scientist who invented the process of adamantium bonding to bone

There are 5 types of adamantium in the mainstream Marvel universe:

Proto - Captain America's shield is made of this kind

Primary - the kind that's bonded to Wolverine's skeleton

Secondary - an adamantium/steel alloy

Beta - a version of True adamantium that changes on a molecular level when grafted to bone

Adamantine - an adamantium/gold alloy

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