Neon Runner 2099 wears its genre on its sleeve: a headlong dash down a glowing corridor of a city that only exists after dark. This is action built on reflex and momentum, the kind you can pick up in seconds and spend a long time trying to master. The neon dressing sets the mood, but the pull is pure motion, the screen rushing past while you thread the next gap.

Runners like this live and die on tight, readable timing, and the appeal is how quickly a clean run turns into a wipeout and back again. It plays free in the browser with no download, which makes it an easy thing to fire up between other tasks. When the future-city buzz wears off, there are more action games waiting in the same lane.