others blocos focus on certain characteristics or 'themes' to be followed by all participants, like the blocos das piranhas - sometimes the line that defines one type of block from another can be blurry, as the function of a block can also affect its classification.

for instance, blocos dos sujos can also be blocos de embalo when they open a party, and blocos das piranhas can be so lively and energetic to become blocos de empolgação.