Nine Lives Fat Cat

With just three sentences, you convinced the Paladin to spend five thousand Gold Coins for you. 
You truly are a master of the Undead who thoroughly understands human nature!
…
"Respected Master Amberser, after our review by the editors at 'Legendary Spells' Publishing, we regret to inform you that your paper 'Research on the Non-Humanoid Form Modification of Undead Creatures' is unsuitable for publication in our monthly magazine. We suggest that you submit your work to a magical academic journal with less stringent review requirements."
A burst of ghostly blue flame erupted from the tips of fingers, reducing the rejection letter.
"Damn it! You bastards are purely discriminating against liches, discriminating against undead magic!!!"
"Drop dead!"

Afterword 2 The future ultimately belongs to the young_4