The only notable differences are his severe picky eating habits and his particular affection for Home Depot.
Thanks to genetic modification, his escape from the lab was smooth, but the outside world proved to be harsh. Intelligent yet naive, he was deeply shocked and hurt to discover that he was one of the despised species. Although his body was already worn from numerous modifications, he decided to upgrade to the most commercialized, industrially designed form in hopes of receiving love from people. Despite his new body, he still frequently scavenges through trash cans for no particular reason, like other rats.