These dog and cat names are taken from characters featured in The Matrix trilogy: The Matrix (1999), The Matrix Reloaded (2003), and The Matrix Revolutions (2003).
- Morpheus (A human who escaped the Matrix, captain of the Nebuchadnezzar)
- Neo (Full name: Thomas A. Anderson; a computer programmer/hacker recruited by Morpheus to fight the machines)
- Niobe (Captain of the Logos, and one-time romantic interest of Morpheus)
- Trinity (A computer hacker and romantic interest for Neo)