Desktop Tower Defense
Paul Preece's one-man, ad-funded Flash game let players build the maze the enemies walked through instead of just shooting at a fixed road, and the idea spread to 15.7 million plays within four months of its March 2007 launch. Eighteen years on, the core puzzle still works; the presentation, the solo content, and the multiplayer spin-off that ran for over a decade have not all aged the same way.
7.5 / 10