Like most Magic: The Gathering cards, the value of Order of the Ebon Hand depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Fallen Empires)
Archetype of Endurance might not be the flashiest top-end card, but it serves as a handy defensive tool should your meta not use many board wipes
Overrun effects grant mass trample for a lethal combat swing
Ever since she first appeared, Avacyn, Angel of Hope has come to define what power eight mana should get you
Well, it means investing in incidental lifegain even when gaining life isnt the goal of your deck
Leaving out a casting cost in the upper right corner actually added enough card real estate to be able to cram the full name Asmoranomardicadaistinaculdacar