Oh, that's so damned good. The Demon is a hard character to do well, because it's pure Kirby. Bag-E gets it right by going at it as an exercise in pure Kirby. That's the best looking Etrigan I've seen since Mignola's.
In the same blog entry, he also gives us Groot's old mucker, Nova. As anyone who remembers EVENT HORIZON fondly knows, Edmund does great space opera.