A light-brown subway color-line intersecting the Yellow Line at Station 131 — a deceptively non-color-sounding name.
The Almond Line is one of the Iron Tangle's color-coded subway routes, represented on the map as a light brown. It crosses the Yellow-Line at Station-131. Carl initially mistakes 'Almond' and 'Jasmine' for non-color lines, only to learn both are indeed color lines — part of Mordecai's deepening effort to chart the tangle and find a route to the stairwells by hopping between intersecting lines.
A subway line rendered light brown on the Iron Tangle's route maps.
One of the intersecting rail lines the party charts while hunting for the floor's stairwells.