The tech tree was originally designed for Civilization (board game) by Francis Tresham (game designer) that was released in 1980 by Avalon Hill.The arcade shoot 'em up Gradius (video game) used a powe ...
Prerequisites for technology advances In many real-time strategy (RTS) games, the player needs particular buildings in order to research specific techs or build specific advanced units (StarCraft, Age ...
In strategy computer games, the technology tree or tech tree is a hierarchical visual representation of the possible sequences of upgrades a player can take, by means of research. The diagram is tree- ...