Chronicler of Heroes : 3/3, Draw a card for 1GW starts to look almost playable in the presence of so many counters
Still, its a 6/6 flyer with trample
Invasion of Alara A-Tier: One of my picks for sleeper battle for Pioneer and maybe even Modern
Then, with the information of how that all went in mind, we'll begin discussing any potential unbanswith the Game Changers list as a tool, we can potentially unban cards and add them to the list to keep them available at the higher brackets while keeping them out of the lower ones
I mean, seriously, even if it doesnt hit the field until turn three, thats early enough in any Commander game to draw four or more cards off cheap aura enchantments like Ethereal Armor and All That Glitters
My guess is that the combination of all these factors graveyard hate being good, relevant typing, and synergy with both milling and removal effects already key to the deck makes this card more likely to be good than not, and possibly outstandingly so