mtg whenever opponent draws card Fate Unraveler [Born of the Gods] Oh you draw cards LOSE

Prince of Thralls This one is pretty like the last two in that it's another of the cycle of non-legendary shard mythic creatures that generally doesn't do a ton

Green Dungeon Cards Venturing into the Dungeon Cards Find the Path is a way to ramp while getting to venture into the Dungeon when it enters the battlefield

It fixes all your colours painlessly, as well as having extra utility like providing food to cast cards for their Escape cost in Uro decks and enabling triggers for Mayhem Devil in the Rakdos Aristocrats deck

D = Number of drafts you still need to do

If you sacrifice a permanent and make each of your opponents sacrifice a permanent, thats three Blood Artist triggers

I think its good to draw three cards and go up a land, and I think four mana is a low enough cost to make it playable