Headhunter's Holosuite Wiki
Headhunter's Holosuite Wiki
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Powerstone
Powerstone
Type: Mineral
Continuity: DC Universe
Aliases: Black rock
Availability: Unique item
Owners: Peter Silverstone
Samuel Benjamin
1st appearance: Justice League America #43

The Powerstone is a fictional alien artifact featured in comic books published by DC Comics. It first appeared in Justice League America #43 in October, 1990 in a story titled "If You Play Your Cards Right...".

See also[]

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