An indestructible black mana rock would already be a very significant card in EDH, but The Soul Stone also has an incredibly good ability
If you want to dive a little deeper on the creation and mechanic, the game design team recently spoke about this in depth in the official Discord
To that end, we will be removing a number of images from our database that are racist or culturally offensive, including: Invoke Prejudice Cleanse Stone-Throwing Devils Pradesh Gypsies Jihad Imprison Crusade Replacing those card images will be the following statement: "We have removed this card image from our database due to its racist depiction, text, or combination thereof
Some versions put more triggers, more Smoothie or even the 7-Cost Trigger Olin
The evening after I had concluded my interview with Richie, Fay and Bob joined us in the home of some mutual friends, who were kind enough to give me and Sam their spare bedroom for the night