There are dozens more angels than you need, so you can pick from the cream of the crop of commanders and creatures
What I find somewhat intriguing is its open flexibility
As with any card on this list, 1st edition versions of this card are where the real money is but finding a moderately played Unlimited version of one of these cards for less than $500 can definitely be deemed a bargain
It does what it needs to do very well, and being able to only leave one mana up and destroy any creature is something that most decks can do comfortably
So, though it works at sorcery speed and this is certainly a downgrade in certain situations, it exiles a creature when it would die with its first effect, which is, unquestionably, relevant
While saccing life for mana can be a problem with other colors, Green has ample opportunities for life gain and uses for a lot of mana