The 6th Annual Vanilla Level Design Contest Collaboration Hack

The 6th Annual Vanilla Level Design Contest: Collaboration Hack is a compilation ROM hack of Super Mario World featuring all 84 entries of said contest as well as 4 switch palaces. The entries are organised into general themes on the overworld. The entrants were tasked to make the best level they can make in a given timeframe whilst not using any custom graphics or ASM, making for a varied experience throughout.