The Bigger Bodies Initiative version of Dogday has a far more canine appearance with animalistic characteristics. Aside from walking on all fours like an actual dog, he boasts purple fur with beastly attributes, in addition to black pupils surrounded by white irises and a dog-like black nose. His face and inner mouth are shrouded in darkness, while his paws have four digits furnished with sharp black claws. His limbs are now drastically longer (similar to Huggy Wuggy's), being somewhat skeletal