is a fictional supervillain
in the DC Comics universe
. Blackrock is a recurring enemy of Superman
first appearing in Action Comics #458,
Fictional character biography
Pre-Crisis and Zero Hour
Blackrock was the creation of Dr. Peter Silverstone in an attempt to increase ratings for the United Broadcasting television network
. Silverstone hypnotized UB President Sam Tanner and later Tanner's nephew, Les Vegas, to fill the role. A third Blackrock (an energy construct) was created by Tanner's command not much later.
However, it is known that eventually Silverstone assumed the mantle of Blackrock himself, using a powerful stone that could metabolize electromagnetic energy into energy to achieve flight, energy blasts and superhuman strength, and fought Superman several times. This rock, while a technological artifact, has the appearance of a polished gem
that is black as coal
. It was appropriately dubbed the "Blackrock".
The post-Crisis version was stated (in Batman/Superman adventures) to be a symbiotic alien life form, rather than a creation of Dr. Silverstone. Its appearance and abilities are approximately the same.
Silverstone is the only Pre-Crisis user of the stone that has been mentioned in Post-Crisis continuity. Overuse of the Blackrock's powers blinded Silverstone and left him insane. He was found sitting muttering to himself and watching constant television in an apartment by an ex-convict named Sam Benjamin, who beat... Read More