This immediately causes your graveyard to stop being a creature and return to just being your graveyard
True cEDH. Glad-O-Blight According to this list, most of my decks are either an 8 or a 3 and nothing in between
Therapy has great synergy with other discard as they give up the required information
Then, a couple of red-white cards or cards specific to that archetype's strategy could go unpicked until the very end, which would feel unsatisfying
This particular bonus card version may end up being worth even more, too, if there doesnt end up being a ton of copies in circulation on the secondary market
The issue is that there is not enough of the generally playable one mana options for one person, let alone two people in the colour, not that there are not enough total to have black fully covered for its potential needs in the discard department