Wasn't the reason why there was no Disciple of Bel because he didn't have the inclination to actually answer worshipers?
His Mark of Avernius was pretty damn sweet though [from Fiendish Codex 2]
Mine is not so much a Peter Pan Complex as a Peter Pan Doom Fortress and Underground LairTM! Fae-o-matic Want a fae from folklore stated? Give me the lore and I'll do it for you! Le Cirque Funeste Evil Fairy Circus! Ray Bradbury, refined down to snortable powder!