I'm not suggesting that Karl gets his powers from Satan. Satan ain't the only guy in town who can dole out the magics.
Ever see the Kids in the Hall skit, Evan? The guy with Satanic powers to sell things?
Rove: "I... win... elections!
[cuts to Hell]
Satan: [laughing] "And so you always shall!" [continues laughing]
Rove, clutching a "Bush/Cheney '04" bumper sticker, pointed towards the sky: "YES! Thank you, Satan!"