Of course, you still need two Undying creatures and some other payoff like Blood Artist to pull it off, but being able to recur Yawgmoth from your graveyard in the form of the Soul Cauldron is quite powerful
These certainly have their uses, but I found the "overwhelm an opponent with hyena cards" strategy to be pretty useful (and fun)
Look at how different he is compared to the two more standard 'elemental of the forest' creatures we have above
This card, whose ability Vanessas Design enables players to force an opponent to discard a non-character card whenever they quest, has the potential to be very easy to play if put into a deck containing plenty of song cards
Multiply by the number of packs in the box for your booster boxs EV
At the beginning of combat on your turn, another target creature you control gains Haste and gets +X/+X until end of turn, where X is that creatures power