Crossword puzzle clue "legend born 4 24 1942 whose name's 9 letters are the only ones in this puzzle grid"

Legend born 4/24/1942 whose name's 9 letters are the only ones in this puzzle grid

Boxing legend born Cassius Marcellus Clay, Jr. (1942-2016): 2 wds.

Subject of this puzzle born on August 7, 1942

Last letter in most plurals (but not in this puzzle's six longest answers, which are the only plurals in this grid)

What can be drawn using the only V's, representing vertices, in this puzzle's grid

King, to Juan[LAST WEEK: The hidden name was Claudette Colbert, whose name appears across the grid's center row as CLAW / DEBT / COAL / BEAR.]

City whose language uses only the 12 letters found in this puzzle

Ones whose names are spelled by this puzzle's circled letters ... with representatives of two realms "wrestling" for supremacy