15 Games That Provided Hours of Fun at a Constant Clip

Portal 1

It’s crazy how it’s been 17 years since Portal debuted. The core mechanic of creating portals and using them for all manner of things – from traversing seemingly impassable rooms to repositioning turrets – remains as innovative today. For everything that’s so brilliantly handled – the art, music (especially the ending theme), level design, and realization of GlaDOS – the impeccable pacing ensures the base story takes just a few hours to finish.