Recommend me an awesome single pdf RPG

[TBeholder]

Roll d20, rerolling values over 14. Use this as the page number. Then roll d10 for the specific entry.

 

[The Crimson Binome]

I heard of a game once that actually billed itself as "The Single-Book System". Apparently, the guy who wrote it was tired of having to buy endless supplements in order to play a game.

I think it was called Synnibarr. I bet there's a pdf of it somewhere.