Kryptonian pentagon
From Smallville Wiki
The Kryptonian pentagon is a common shape used in Kryptonian culture and language.
The spacecraft that carried young Kal-El to Earth was composed of a womb-like, egg-shaped chamber inside a main ship body resembling the pentagon.
The Kryptonian symbol for air is an infinity symbol rotated 90 degrees (resembling a figure 8) inside the Kryptonian pentagon. This symbol also represents the letter "S" in the Kryptonian/Earth-English alphabet. The House of El originally took this as their symbol and it eventually evolved with the insignia inside the pentagon resembling the Earth-English alphabet's "S."
The memory pendant used by Jor-El when he visited Earth in 1961 was the shape of the Kryptonian pentagon since the design was adapted from the House of El's original symbol.
When Clark Kent was taken into a pocket dimension in the Kawatche Caves by Jor-El to be reprogrammed as Kal-El, his body was held in an energy construct shaped like the Kryptonian pentagon.
The tomb of Countess Margaret Isobel Thoreaux bore the Kryptonian symbol for water inside the pentagon.
When combined, the Stones of Power formed a mother crystal in the shape of the Kryptonian pentagon.
The Black Ship that housed the Brain Interactive Construct is shaped like the Kryptonian pentagon.
While Zod inhabited Lex Luthor's body, Zod acquired information from the Pentagon.
The 1940s Clark Kent has a pentagon-shaped detective badge.
Kara's Red Ship was shaped like the Kryptonian pentagon.
Dax-Ur's shield-shaped beacon was a pentagon.
The logo for the Metropolis Police Department is in the shape of a Kryptonian pentagon, as seen on MPD laptops and other hardware.
The missing piece of the Kryptonian Device was a Kryptonian Pentagon.
