granddaddy of them all
The first, oldest, or most respected of its kind, as in That computer is the grandaddy of them all. [Colloquial; c. 1900]
“Oblivious To” vs. “Oblivious Of”: Are You Using Them Correctly?Oblivious to and oblivious of can both be used the same way. You can generally pick one based on which sounds better in the context of the sentence.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.