The Blank: His "face" looks more like a TV screen.
Took a Level in Jerkass: The plot of Void has him torment others of his kind. Don't be surprised when his victims team up to humble him.
Voice of the Legion: The few words CommanderVideo speaks sound like this; this is most easily heard in RUNNER and FATE where he calls out the name of every new rank he gets.
Junior Melchkin
CommandgirlVideo
The Blank: Similar to CommanderVideo, her face is just a TV screen.
As Himself: In both Runner2 and Runner3 he introduces himself as Charles Martinet. When you also unlock him, he says "You’ve unlocked… me!"
Nightmare Face: For whatever reason, when playing as him in Runner3 there's a chance that his head will briefly turn into that of a grotesque tentacle creature. The game keeps track of how many times this happens, referring to the occurrences as "Spooky Encounters".