Columns 32 - A proof-of-concept for a battle royale adaptation of Columns
I imagined what columns might be like as a battle royale and published that proof of concept on itch.io - note that in this demo you're playing against bots.
https://theburntcrumpet.itch.io/columns-32
I wish Sega (or whoever owns the rights to this) would make it real. So much better than tetris