More examples to help create anticipation:
5.The villain falls in love with the MC. Readers know, but the MC doesn’t know.
6.An important character falls in love with the MC. Readers know, the villain knows, but the MC doesn’t know.
7.The MC is about to have a golden opportunity. Readers know, the villain knows, but the MC doesn’t know.
8.The villain is related to the MC by blood. Readers know, the villain has found out, but the MC doesn’t know.
10.The villain is actually on the side of the MC. Readers know, but the villain and the MC don’t know.
Remember, you don’t have to use the exact same plots. Hope these various scenes can inspire you to come up with some awesome stories!