First copy of STRIKE! Posted on July 13, 2020July 13, 2020 by TESA Collective The very first fully produced copy of STRIKE! Four players set up to take on HappyCorp. Support Our Work TESA is proud to lead the development of games, tools, and programs for social change. You can support our work while having fun: buy our games about changing the world. TESA can also work with you to build a game, program, or tool for your cause!