- This card has the highest ATK and DEF of all Level 9 Monsters.
- This card's ATK and DEF are the combined ATK and DEF respectively of its Fusion Material Monsters.
- The term "Oz" is a common nickname for Australia. This card is thus aptly named, being a fusion of two of the most recognizable animals from Australia - the kangaroo ("Des Kangaroo") and the koala ("Big Koala").
- The big rock in the background is probably the Nourlangie Rock formation.
- This monster appears in the artwork of "Thousand Punisher".