So, you've stumbled upon this game and would like to give it a try speedrunning. Perfect!

While there are many sites from which you can download this game, I still have to give you a notice of safety when it comes to downloading games from random sites. For that reason, I would recommend checking the game out here:

https://archive.org/details/TheBlob_201501

Of course, you can get this game from any other site which you deem safe. If you would like to learn more about this game and it's creators, I would recommend checking this site which works like a wiki for it ^^

https://www.mobygames.com/game/28953/the-blob/