Past Modern Horizons examples include Yawgmoth, Thran Physician, Crashing Footfalls, Urza's Saga and Ragavan, Nimble Pilferer
While black uses some generic discard effects to gain card advantage or punish certain strategies it is all about the targetted discard for disruption
[4] During gameplay, the player must defeat eight Club Masters, each with a different deck representing one of the game's elemental card types
cards from World Championship decks) are allowed as long as card sleeves whose opacity sufficiently obscures the difference between the standard and nonstandard card backs are used
Chaos Drafting - Choose 1 Card from the Pack Your YGOPRODeck Draft Virtual Pack pull odds may not be 1:1 reflective of real-life pull odds
Unsurprisingly, the Pokmon's popularity hasn't waned