They dont technically make mana by themselves, as they require mana to be filtered through them, but that doesnt stop them from being exceptional
In an article from right after the ban, I predicted a resurgence of Mono-Red Wizards, Mono-White Humans, Izzet Ensoul, Boros Convoke, Waste Not, Lotus Field Combo, and Mono-Green Devotion
Players build their own decks and enroll in these modes by spending gold or gems, in hopes to do battle against other players
Conduit of Worlds Conduit of Worlds is a more expensive, color-restricted Crucible of Worlds that also lets you cast a permanent from your graveyard each turn
Pluto, Determined Defender and Nani will help keep your high-value questers safe, while Evasives like Don Carnage and Wildcat let you set the pace of the game and keep your opponent on the defensive
While it does take a bit of extra work to get Invisible Stalker to a point where it can be a threat, once it is, theres not much that can stop it