Innistrad: Midnight Hunt brings back the five tribes of the plane of Innistrad: werewolves, spirits, humans, zombies, and vampires
Im also including player-to-player trading sites like Cardsphere.com under this bracket because they fit here more than other marketplaces like Amazon/eBay
The same goes for Zuko, who starts out as mono-red but ultimately becomes red-white-black (or Mardu)
On the other hand, in three-, four-, or five-color decks, playing any non-basic land that only taps for a single color of mana is a big cost
Its a fantastic spell that gives a one-off Sun Titan effect, twice
Were passionate about the game, a little chaotic, and usually a few cards short of a full deck but we have a damn good time.