These decks are all a bit underwhelming, but that is for a good reason as they make it super simplistic and cheap to start playing
(2014-11-24) If a double-faced card is manifested, it will be put onto the battlefield face down
The good part about Discovery / Dispersal is that its good early and late in the game, and you can cast it with blue or black mana
As some Partner commanders are mono-colored and others are dual-colored, through the use of Partner commanders, you can create a deck of anywhere from one to four colors
In particular with Deathrite Shaman, the presence of fetchlands in Modern and Legacy made it way too efficient at providing mana on Turn 2 whilst also breaking the colour pie since you could cast this particular mana creature with black mana
These cards are exceptionally rare, as they were never mass-produced or sold to the public