Clutch of the Undercity

A bounce spell with a life-tax rider, returning a permanent and clipping its controller for three: serviceable against an awkward bomb, rarely worth its full cost on tempo alone. But the body of the spell was never the point. Transmute is the design idea Dimir's tutor suite was built around: cards that read as playable-but-unexciting in hand, with the real power buried in what they can become. For three mana (), and only at sorcery speed, you discard this to find any card in your deck that shares its mana value. Clutch costs four, so transmuting it goes hunting for any four-drop you care to name; the activation undercuts the spell's own cost by a mana, which is part of why the ability tends to fire more often than the spell gets cast. The mana-value coupling is the leash on all of this: you can only fetch cards at the matching number, so each transmute card is really two stapled together at one slot, the spell you might cast and the spell you can go find. The trade is consistency for ceiling. A controlling deck happily runs a mediocre bounce effect when that same card is also a redundant copy of whatever four-drop the matchup demands. It asks you to value the card not for what it does, but for what it can turn into.