|**Cobalt Man Chronology**|||||

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|Marvel Age Introductions by On-Sale Date|||||
|1967|FEB 14|XMN031|The X-Men|[XMROS•Professor X • Angel • Beast • Cyclops • Iceman • Marvel Girl] [Cobalt Man] [Iron Man][Candy Southern][The Juggernaut]|
|1967|MAY 9|XMN034|The X-Men|[XMROS•Angel • Beast • Cyclops • Iceman • Marvel Girl] [Mole Man][][Tyrannus][Cobalt Man]|