Its not unreasonable to think you might just draw twenty cards, right there, and if your deck contains a very unusual amount of mana, you might not be far from drawing your whole deck (especially if youve got a couple of Dakmor Salvages somewhere in the mix, making it completely deterministic that you mill your deck, fill the battlefield, and set up some graveyard kill)
The lifelink is great against aggro, the removal spell is great against everything else
This wont turn off every artifact, but it will hose Treasure Tokens since they need to be sacrificed to work
This card has lovingly been nicknamed "Sunbreon," the Prismatic Evolutions answer to the extremely popular, rare, and pricey "Moonbreon" (the Umbreon VMAX (Alternate Art Secret) from Evolving Skies)
Rakdos is not the most common or powerful colour pairing in cube and so Falkenrath rarely gets to shine
A lot of people don't realize this though, because Cheatyface is actually in the act of stealing one of the mana symbols