All the "DSS Action cards" are named after Roman gods and goddesses except for 'Uranus' which uses it's Greek name. Uranus is the Greek name of the God of the Heavens, the Roman name of this God is 'Ouranos'.

Equipping a special obtainable item called the "Bear Ring" and activating the Pluto & Black Dog combo will change the main character, Nathan, into a cartoon bear known as Beartank from the game Rakugakids.