The quote Ive shamelessly stolen for my tagline is from Mr
Nissa is known for using nature, so what if you transformed lands into larger creatures that could help end the game, maybe even lands that the second ability got onto the battlefield
How good is that, given that its first of all symmetrical, and second, in a world of proliferating EDH board wipes
Devoted Grafkeeper Similar to the skaab, Devoted Grafkeeper has a bunch of tasty includes from Midnight Hunt to prop it up
Like any other TCG, making unofficial game modes official would need to be in response to an undeniable impact made by community driven formats
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