Mixed with the right creatures, it can be the heart of a powerful combo deck: Yawgmoth, Thran Physician, plus two undying creatures (for example Geralfs Messenger and Young Wolf) generates a Yawgmoths Bargain sort-of engine, that can be turned to a One Turn Kill adding a Zulaport Cutthroat effect to the mix
Destroy target creature an opponent controls
While buying singles is usually the most reliable path to the priciest chase cards, those increasingly high price tags make hunting them through booster boxes like these the best option
The trick is finding the highest mana value legend to ditch to your graveyard
It may not be able to block artifact creatures, but it sure can block other stuff, and can hold off 2/2s without trading
The problem is that 2/2s arent all that useful in Commander