You cant choose different ones
For example, you could attach an Aura with enchant creature to an opponent's creature with hexproof, but not to a creature with protection from enchantments
Rashmi, Eternities Crafter Ive seen Rashmi, Eternities Crafter absolutely tear up pods at my local game store
All that while filling your graveyard for other purposes, like reanimator, or while looting to your hearts content
Spending six mana for a lack of immediate effect can paint a target on your back very quickly
The best use case I can see with this is using it like a beefed-up No Rest for the Wicked, and instead of getting your stuff back to hand immediately, you make a bunch of tokens and then run out Illicit Masquerade