yo soy el rey: I am the king.
"Soy yo" means "I am me", usually meaning "it's me." "mar" is the word for "sea." If you mean "I am the sea", then it would be "Yo soy el mar."
"Yo soy el criminal" was created in 1960.
yo soy el señor Quintana means: I am Mr. Quintana.
I am the king.
Yo soy muy malo
El Campeón soy yo was created in 1960.
El Duro Soy Yo was created in 2005.
I am who I am.
El culpable soy yo was created in 2008-11.
Soy yo: "I am me," or "it's me."
yo no soy: I'm not