Goblin Charbelcher

The deckbuilding constraint hides in plain sight: damage equals the number of nonland cards revealed before the first land, so the way to make it lethal is to play almost no lands at all. That inverts the usual relationship between a payoff and its support. Instead of building a deck to enable the card, you build a deck that is barely a deck (one or two lands, ideally a single Mountain to double the count) and accept that the artifact has to carry the entire mana base on its back. The Mountain rider is the detail that has defined every serious build around it: with a near-landless library, the activation peels through a long stack of spells and rituals before it finally hits that lone land at the bottom, then doubles the toll, turning a fragile pile into a one-shot kill. The math punishes carelessness in both directions: too many lands shortens the burn, and a land sitting near the top of the library deals almost nothing, so the build wants its single source buried as deep as possible. Rare among payoffs, it asks you to sabotage your own consistency in exchange for ceiling, and the archetypes that have used it lean entirely on fast mana and a clean library rather than on the four-generic cost or the three-to-fire activation. The card itself is almost incidental once it resolves; the artistry is in the pile beneath it.