They are one; the ring and the Dark Lord.

The One Ring (7th street station Brooklyn; F & G trains)

The One Ring (Brooklyn Bridge station; downtown 4,5 & 6 trains)

The One Ring (Bleecker street station; uptown 6 train)

The One Ring & MiddleEarth Card (14th street station; downtown 1, 2, & 3 trains)

The One Ring (14th street station; downtown 1, 2, & 3 trains)

The One Ring (Bedford Avenue station; Brooklyn bound L train)

The One Ring (23rd street station; downtown 6 train)

The One Ring (Barclays Center station; Manhattan bound Q & D trains)

The One Ring (Cooper Union station; downtown 6 train)

The One Ring (23rd street station; downtown 6 train)

The One Ring (Christopher street station; downtown 1 train)

The One Ring (Bergen street station; New Lots bound 2 & 3 trains)

The One Ring (Eastern Parkway Brooklyn Museum station;  2 & 3 trains)

The One Ring (33rd street station; uptown 6 train)

The One Ring (72rd street station; uptown B train)