Shovel
From PinataIsland.info, the Viva Piñata wiki
You can use the shovel to break open piñatas, dig holes to plant seeds, dig ponds, smash rocks, and you can upgrade it to do things like chop down trees. Another upgrade includes making shapes in the ground such as a star or square.
Some uses of the shovel include:
- Whack Hard Soil
- Poke Pinata
- Whack Pinata
- Tap Object
- Smash Object
- Dig up some water