Water Roll-nut

Water Roll-nut is the only nut that can float on water.

About it
When a dolphin rider zombie comes and jumps over Water Roll-nut, Water Roll-nut will spin and it will go back 1 square. When damaged, the zombie will spin back 2 squares.

More info
This is actually still a walnut but is lighter, allowing it to float on water. Water Roll-nut gets dizzy when spinned.