The definitive us r6 map tier list - rank, compare, and debate the best and worst us r6 map. Place each item from S (GOATed) to D (bottom tier) and share your us r6 map rankings. Made for fans who love ranking us r6 map, this tier list maker is free, easy to use, and perfect for settling debates on TierBuddy. Popular categories include gaming, r6, rainbow-six-siege, pc-gaming.