Tabletop chess, ready to play. Inspired by San Francisco's visionary skyline in 2030, this chess set transforms iconic architecture into strategic pieces. Rooks rise as cutting-edge data centers, while every move reflects a city where innovation, sustainability, and urban design shape the battlefield of the future.

Portable Chess Board. Four quadrants, one board. The board prints as four 4.8 in quadrants that dovetail into one 9.6 in square, 0.47 in thick, with a 0.39 in border framing the 8.8 in field. Male tails are 0.47 in at the root, 0.24 in deep, with an 8 degree flank; female sockets add 0.006 in clearance per side for a firm push fit.