This is a well-known hack of Super Mario World, which really brought new elements to the game. Probably my favorite addition is Big Boo's Tower.
Super Demo World: The Legend Continues
- Thread starter MQJinx
- Start date
That guy finished those games so fast I literally blinked and missed it. 
I've played the game before but I don't see why people would want to TAS it...
Big Boo's Tower and World 9 is troll to the max. >.>
Big Boo's Tower and World 9 is troll to the max. >.>