The DC Comics Unofficial
Silver Age Appearance List

XADU, DOCTOR
	Kryptonian Phantom Zone villain who, with his wife Zeda,
	challenged both Superboy and Superman before going insane.
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Action Comics #434 (first story) [April 1974]
Action Comics #435 (first story) [May 1974]
Superman (first series) #212 (third story) [December 1968][reprint]
Phantom Zone #1 [January 1982]


XAVIER, MARCO II
	See MARTIAN MANHUNTER.


X'HAL
	Mad golden-skinned Tamaranian goddess who fought the New
	Teen Titans and Omega Men.
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Crisis on Infinite Earths #10 [January 1986]
New Teen Titans (first series) #24 [October 1982]
New Teen Titans (first series) #25 [November 1982]
New Teen Titans (first series) Annual #1 [1982]
Omega Men #7 [October 1983]
Omega Men #15 [June 1984]
Omega Men #26 (first story) [May 1985]


XODAR the BLACK PIRATE
	The first-born son of Issus, Queen of Mars, whose life of 
	plundering brought him against John Carter, Warlord of Mars.
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Weird Worlds #6 (first story) [July/August 1973]


XOTAR the WEAPONS MASTER
	Heavily-armed criminal from 11,960 A.D. that challenged the
	Justice League of America.
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Brave and the Bold (first series) #29 [April/May 1960]
Justice League of America #48 (first story) [November/December 1966][reprint]


XUL'T
	Energy demon from the past who created first Swordfish and
	Barracuda and later Null and Void.
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World's Finest Comics (first series) #304 [June 1984]
World's Finest Comics (first series) #305 [July 1984]
World's Finest Comics (first series) #306 [August 1984]
World's Finest Comics (first series) #307 [September 1984]


X-RAY MAN (Fredrik Schlaus)
	Superman villain who gained the powers of invisibility, 
	flight and X-ray projection after a Government accident.
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Superman Family #175 (first story) [February/March 1976]