How is the fugue constructed?

man-made (i.e. not natural, created by the intentional activities of human beings)

A fugue is a musical form. An opus is a musical composition. Therefore a fugue is not an opus, nor is an opus a fugue.A composer may compose a fugue and give it an opus number. In that case, a...

To lots of people, none other than Johann Sebastian Bach.

a constructed work is one that is pieced together and can be added to or subtracted from in any combination.

you have to have a tuner monster on the field or the tuner monster it says you need on the synchro monster card and another monster (not a tuner) that when you add the stars from the tuner and...