The second season of our original PC-building reality series is back from 2015 – and it's BIGGER, WETTER, and in ONE VIDEO. Luke and Linus face off with a twist: they each have a $500 budget, but this time, they MUST water cool their rigs… using no off-the-shelf PC cooling gear. Junkyard radiators? Fish tank pumps? Soda bottle reservoirs? All fair game.