Duskmourn: House of Horror Death Toll Commander Deck includes: 1 ready-to-play deck of 100 Magic: The Gathering cards (2 Traditional Foil Legendary cards, 98 nonfoil cards) 2-card Collector Booster Sample Pack 8 new-to-Commander cards 10 new Archenemy cards 10 double-sided tokens 1 deck box (can hold 100 sleeved cards) 1 Life Wheel 1 strategy insert 1 reference card
Also, it sees play in Commander in three/four-color Omnath strategies for a similar reason
When Asmoranomardicadaistinaculdacar enters the battlefield, you may search your library for a card named The Underworld Cookbook, reveal it, put it into your hand, then shuffle
K'rrik, Son of Yawgmoth Paying life instead of mana with K'rrik, Son of Yawgmoth lets you play rats much faster than usual, though overcommitting can make you an easy target
* Only 16 fillers are known to have one Triangular Holofoil Stamp: - Black Border with Triangular Holofoil Stamp Filler Card
There's ways to generate huge amounts of mana via proliferating repeatedly so this could get strong, but it seems to expensive to consistently pull off
