Morbid is a lot harder to turn on than the Revolt mechanic on Fatal Push that most competitive players are used to
You can sac lands and other permanents to increase your card draw, and Bontus a pretty scary onboard threat, too
Getting a clone that essentially has Flashback is sweet
Its nice to be able to hit your opponent for a possible sixteen damage from no cards in hand and no non-land permanents in play
The new Abzan Armor preconstructed Commander deck in Tarkir: Dragonstorm rewards you for having creatures with high toughness, and Tree of Perditions toughness can be as high as any players life total if you untap with it
The precon comes with Academy Manufactor, Bastion of Remembrance, Moldervine Reclamation, Nadier's Nightblade, Poison-Tip Archer and Zulaport Cutthroat, and I've added Mirkwood Bats and Vindictive Vampire