Tasmanian Devil is Mario & Rosalina's New Pet.
- Mario: Taz likes Mario as an owner.
- Chef Pee Pee: Taz constantly causes chaos whenever Chef Pee Pee is around.
- Bowser: Taz likes Bowser.
- Bowser Junior: Taz likes Bowser Junior as a better owner than Mario.
- Cody: Taz attempted to eat Ken once, and they hate each other.
- Joseph: Joseph finds Taz cool.
- Jeffy: Taz hates Jeffy.
- Rosalina: Taz hates Rosalina.