The mechanics that define the modern tower rush genre were not invented overnight by a single massive studio.

Long before mobile phones were capable of running complex 3D graphics, strategy enthusiasts were laying the groundwork on PCs.
The Modding Community Roots
Passionate modders began experimenting with maps where players controlled a single hero while waves of AI troops marched down lanes.

While this directly birthed the MOBA genre (Multiplayer Online Battle Arena), it also planted the seeds for the tower rush variant.
The community was highly innovative.It was the perfect blend of offense and defense.History was made in these custom lobbies. The Smartphone Era
However, to monetize and provide long-term progression, they introduced elements from incredibly popular physical trading card games.

This fusion of real-time strategy deployment with CCG deck-building was the masterstroke that defined the modern tower rush.
TimelineHistorical EventEarly 2000sFocus on AI spawning and simple lane combatMid 2010sThe genre achieves billions in revenue globally The Legacy and the Future
Their formula has been copied, tweaked, and expanded upon by thousands of other studios around the globe.

However, the core thrill of outsmarting an opponent and watching their tower crumble will never change.