Recommend Me Bad MKPC Custom Tracks

for context im planning to make a list of 30 custom tracks for MKPC to yt but i need help since im relatively new to the game [i joined in december] so i need recommendations however there will be some exceptions

the track cant be unplayable
cant be a troll track
cant be a remake unless its the bad
cant be broken
must be either in a cup or a multi cup

alright hope you give me recommendations

and no im not telling yall my yt