Mayhem Devil is a three-mana 3/3 Devil in Rakdos colors who will let me push out 1 damage to any target whenever a player sacrifices a permanent
If your opponent cant cast two spells, they cant turn it from night back into day, keeping your nightbound werewolves flipped until someone can remove one of these cards

THE FIRST STEPS AFTER THE LAST STANDRebuild the Multiverse while building up your collection in this epic conclusion to the March of the Machine storyline INTRODUCING EPILOGUE BOOSTERSThese special boosters fill in the story between sets with 5 Magic: The Gathering cards in each pack RARES & UNCOMMONS ONLYSmall but mighty, all 5 cards in each booster are of rarity Uncommon or higher, including 13 cards of rarity Rare or higher FOILS & SHOWCASE CARDSEach Epilogue Booster contains 1 Showcase or Retro-Frame card and at least 1 Traditional Foil card CONTENTS1 Epilogue Booster Box containing 24 March of the Machine: The Aftermath MTG Epilogue Boosters Exceptions: Older Magic Sets Arabian Nights, Antiquities, Fallen Empires, The Dark, Homelands From 1993 to 1995 we got five sets that had booster boxes with 60 packs of eight cards each
I guess if you reserve all of your sadism for masochists you could be considered a compassionate sadist, but thats a corner case at best
Even going back to Dimir is another example
For example, if Warrior is the chosen creature type and you control Bramblewood Paragon, a Runeclaw Bear would enter the battlefield with an additional +1/+1 counter." Even these additional rulings don't add much complexity, and changing or adding Creature types to a card remains pretty straightforward