1-8 Any% is all good and all but here are some more ideas so I don't get bored xd

1-D Any% No WW - Go through all the levels in the game including the alphanumeric worlds (A-D) without using Warp whistle.

1-D Any% - Go through all the levels in the game including the alphanumeric worlds (A-D).

1-8 100% - Get all Keys in the game for all of the main worlds.

1-8 100% No WW - Get all Keys in the game for all of the main worlds without using Warp Whistle.

1-D 100% - Get all Keys in the game for all main worlds plus the extra worlds A-D

1-D 100% No WW - Get all Keys in the game for all main worlds plus the extra worlds in A-D without using the warp whistle.

If I have any more ideas, I will be sure to let you know.