When I played Commander Keen, I deciphered the Standard Galactic Alphabet - Home | Facebook
Standard Galactic Alphabet: I Play Commander Keen" Sticker for Sale by Lummel | Redbubble
Commander Keen – DOS GAME CLUB
The Standard Galactic Alphabet - Cerebral Cortex 314
SGA: how to figure out the language from scratch - Public Commander Keen Forum
Found on the bottom of the XBox One S "Minecraft" edition, as I was taking it apart. Reads "never dig straight down" in Standard Galactic Alphabet. (Credit to u/KexQuest at r/translator for
Standard Galactic Alphabet
Commander Keen - Wikipedia
Commander Keen Episode I: Marooned on Mars - Guide and Walkthrough - PC - By Clownboss - GameFAQs