Terminal Moraine

Fixing here comes deferred, baked into a colorless source that costs you nothing to play. Drop it on turn one and it taps for like any utility land while you decide whether the fetch matters; when you finally need a specific basic, spend two generic mana to crack it for the land you want, tapped. That sequencing is the whole trade. A fetchland pays a single life and delivers the moment you need it; this asks two mana and a tapped land instead, which makes it slow in a way only patient, low-pressure decks can absorb. The payoff is that nothing about it costs a color or a card: it thins the deck by one and smooths a five-color or off-curve manabase without taxing the early turns. It sits in the same lineage as Terramorphic Expanse and Evolving Wilds, the "fetch any basic, no life paid" line, but it splits the cost differently. Those lands front-load the tempo hit by entering tapped themselves; this one enters untapped and stalls its tax until a turn you have mana to spare. The design logic is that a colorless source which can later convert into the right basic is worth a slow, generic price, because letting you choose when to pay beats forcing the tempo loss on the turn the land arrives.