Golos, Tireless Pilgrim is clearly a 5-color commander, but it became the go-to commander for 5-color decks and was hurting diversity in the format in the same way (if not worse than) the rest of Commanders banned cards
Life Insurance Even more niche, even more crackable, Life Insurance gives you Treasures instead, which is nice in a fair deck, better in aristocrats, and it goes infinite with a variety of combos, like say, Ashnod's Altar with something like Reassembling Skeleton and Falkenrath Noble
"Cards Against Humanity's new Glow in the Dark Expansion upgrades family game night"
Herald's Horn Buy-a-Box promo a gift with purchase for full displays of Magic: The Gathering FINAL FANTASY Play or Collector Boosters
Is Siege the only current type of Battle