Red Heart Super Saver colors:

7 skeins #356 Amethyst
One skein each:
#368 Paddy Green
#324 Bright Yellow
#254 Pumpkin
#319 Cherry Red

Note: yarn held triple for most of pattern, so I would suggest:
9 skeins amethyst, and two of each of the other colors

2 multicolored buttons (3/4”)
2 red buttons (1”)