What made Fernando Valenzuela's screwball so unhittable

What made Fernando Valenzuela's screwball so unhittable

⚾ FERNANDOMANIA ⚾ - Los Angeles Times

Valenzuela didn't take it easy on friends, José Mota learned

Fernando Valenzuela is the nastiest pitcher in the game and he also hits tanks : r/MLBTheShow

The day Fernando Valenzuela threw 146 pitches in a complete-game victory to rescue the Dodgers in the 1981 World Series - The Athletic

What made Fernando Valenzuela's screwball so unhittable

Did Fernando Valenzuela throw a no-hitter?

HISTORY! TWO NO-HITTERS ON THE SAME NIGHT!! (Dave Stewart and Fernando Valenzuela each toss no-no)

A Baseball Doubleheader at the Library, Dodger Themed Author Night, The South Pasadenan