Doctor Doom rewards you for discarding lands, either for conniving or for any reason, so my favorite pick here is easily Tectonic Reformation
He is the leader of the Maahestet, a once dominant race of leonin who have since been reduced to a cadre of declining undead
Vislor Turlough is great, too
Besides, the Legacy deck it occupies is quite popular now, and plays a lot like Cephalid Breakfast (Google that if you don't know what it is, youngins)
Its +1 loyalty ability puts cards into your graveyard that are ready for you to grab with the ultimate, while the emblem ensures that you wont lose your hand size perks if you lose your planeswalker
Somewhere along the line, the word tome was corrupted to tomb. Some sources say it was Conard who miswrote it when communicating to Myrfors, while others point to a phone conversation through which Myrfors allegedly misheard the word when spoken by Conard