SAGA OF SWAMP THING (1982) #14

Although this is the first issue of the series without a Phantom Stranger back-up, the Phantom Stranger stars in the main story. Nat Broder, a pioneer in the silicon chip industry, invents a method to accelerate the growth of silicon crystals that will revolutionize the industry. Unfortunately, he dies in a lab accident, and his wife is prevented from rescuing him by the Phantom Stranger. A couple of unscrupulous employees dump the waste into the biorestorative swamp that is currently healing the Swamp Thing. This resurrects Broder, and he returns as a silicon based creature, who slowly realizes the immense power he now possesses – a living computer with great physical strength.…