From what I understand you get Sevinne's Reclamation, Lion's Eye Diamond, and Underworld Breach
It will instead connive, meaning its controller will draw one card, then discard one card, regardless of the value of X, and then they'll put a +1/+1 counter on that creature if they discarded a nonland card this way.
Land Color tag templates(None) Color tag templates(None) Sunpetal Grove This land enters tapped unless you control a Forest or a Plains
Even Rakdos Aggro (featuring Dark Confidant and Cecil) had four freaking copies of it
There are even a few ways to cast the same spells over and over again, like TransposeTranspose and Raven's CrimeRaven's Crime
It's both madness enabler and payoff in one, so it adds a lot of synergy to decks in the discard space