Shockwave Tetris, formerly playable on shockwave.com, stands out as likely the first game TTC endorsed for free playability online. The game supported daily, weekly, and monthly scoreboards.
- Original version of the game at the Arcade Vault
- Index of archived shockwave.com Tetris pages at the Internet Archive (Dec. 08, 2002 was the last time that the page was online)
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