Making a Demon over and over is neato (if you keep sacrificing it somehow with the trigger on the stack, there you go) and black loves to have fodder to eat
If you have the chance, destroy or counter whatever gives the creature menace if you cant kill it directly
(10/1/2009) 6) Each player puts all of their other revealed cards (instants, sorceries, planeswalkers, and Auras that can't enchant anything) on the bottom of their library in any order
Although that one doesnt have the once-each-turn clause that this new Mentor has
Whenever equipped creature attacks, you may return a land you control to its owner's hand
However, there's no denying its price is respectable, and its stamp gives it a little something to distinguish itself from its peers