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 represents de Camp's most notable contribution to the Sword and Planet genre; it draws on Burroughs' Barsoom series, aiming to enhance the concept logically while avoiding what de Camp found as Burroughs' unrealistic biological and technological aspects.