The planet Krishna is de Camp's premier creation in the Sword and Planet genre, representing both a tribute to the Barsoom novels of Edgar Rice Burroughs and an attempt to "get it right", reconstructing the concept logically, without what he regarded as Burroughs' biological and technological absurdities.
Krishna stands out as de Camp's central work within the Sword and Planet subgenre; inspired by Burroughs' Barsoom series, he aimed to refine the concept logically while avoiding Burroughs' perceived biological and technological inconsistencies.