This game was made by me alone between July, 31st and August, 6th 2020 for the WeeklyGameJam Week 160 on the theme Nothing stays forever. I made it entirely in VB.NET without using a game engine.
It ranked 49 out of 72 overall, and 26th in Game Mechanics.
You can find more about the game and play it here : itch.io/tetro.