Zero, or 0, is a Numberblock who is literally made of zero blocks. She is voiced by Teresa Gallagher. Zero has a black numberling "0" on top of her foxy pinkish red mouth. Due to being the number zero, she lacks blocks, arms, legs, and eyes. Zero likes doing nothing at all and she likes deleting things. Her personal feelings aren’t shown that much during the series rather than the former fact. She gets along well with One. Episodes in bold indicate that she plays a major role in that...