- Executive Meddling:
- The fates of the Tengen version of NES Tetris and the Genesis/Mega Drive port of Sega's arcade version of Tetris.
- Beginning in the 2000's, the Tetris Company began enforcing guidelines on what a game carrying the Tetris name should be like, such as exact playfield dimensions, piece colors, and piece behavior, especially piece rotations. This proved to be a problem for developers like Arika that have their own ideas on Tetris games.
- Keep Circulating the Tapes: As the years went on that led the Tetris Company having a stronger oversight over licensed Tetris games and the consumer markets preferring digital storefronts over retail stores, it's become common to see when newer releases of Tetris games come out, older releases go out of print at retail stores and are pulled from digital storefronts. Want Game Boy Tetris? It's no longer available legally outside used game sales.
- Killer App: This game made the Game Boy, and it was packed in with the system for years.
- No Export for You:
- Most versions based on Sega's original arcade version.
- Tetris 64.
- Port Overdosed: Arguably the most widely-ported game in history. It is said that if you can program it, someone has made a version of Tetris for it, up to and including the sides of buildings.