Blasphemous Edict Paying 5 mana in black to cast Blasphemous Edict and destroy all creatures is very strong, to the point of seeing Constructed play in many formats
If you enchant him with Keen Sense or Snake Umbra, you can get a free redraw for each land you chuck at an opponent
It can also dodge a lot of removal thanks to its Regenerate ability, but you can also protect it with cards like Swiftfoot Boots, Kaya's Ghostform, and Commander's Plate
Players are seated randomly in a circle and turns progress one player at a time in clockwise order around the table
Afterwards, I started to build decks around it, and it worked in both aggro decks with fast creatures like Stormchaser Mage and slow control decks with Thing in the Ice and Chandra, Flamecaller
As long as this enchantment has seven or more quest counters on it, creatures you control get +5/+5