Nick Foldy instrux:
Make square base. Fold centimeter of top down. Fold complete top down about an inch. Fold down centimeter of right “horn” down. Fold comeplete “horn” down about an inch. Tuck left one inside, then fold down hood. Lift up head, then fold to center of crease. Repeat step, then flip over. Fold left/right tips over, then fold them back to make hands. Draw on face.
Designed by Jack Skellington (Jack, if someone else designed it, can you tell me, please?).