Rank the best city with the most metro lines with this free tier list maker. Drag and drop into S through D tiers to create your own city with the most metro lines tier list, then share your results and see how your picks compare. Join thousands of US users ranking city with the most metro lines on TierBuddy - the #1 tier list maker for city with the most metro lines rankings, comparisons, and debates. Popular categories include transportation, cities, public-transit, subway-systems.