They are both made up of all the 5 different civilizations.
World Dragons don't feature any support cards or Evolution creatures.
All creatures are Multicolored.
Beast Command ● Creator ● Devil Command Dragon ● Elder Dragon
Forbidden Sonic Command ● Gang ● Gao Monster ● Guardian Command Dragon ● Lost Crusader
Master Revolutionary ● Pianist ● Rainbow Command Dragon ● Spirit Quartz ● Trinity Command