Attunement fits this bill, but it combines with Replenish to bring all those discarded enchantments (you were discarding enchantments, right?) back into play in one fell swoop
Edgar Markov A True Leader, In Play And Out Six mana looks like a lot for an aggressive commander, but the beauty of Edgar Markov is that you dont need to cast him at all to use his best ability
It has a 3/3 body, vigilance and then indestructible too
In an EDH game where three players are trying to attack you, you want to make life harder if they choose you
Im truly divided on Cabal Coffers
As such, while missing out on a Street Wraith or Cursecatcher might be frustrating, by the numbers, the odds of this happening are fairly high