Mariano Rivera grew up catching baseballs with a flattened cardboard milk carton on a beach in Panama, dreaming of soccer rather than the major leagues. This deep dive follows the accidents, injuries, and survival scenarios that forged the most dominant closer in baseball history.

After nearly dying on a capsizing fishing boat, Rivera drifted into baseball, discovered a mysterious velocity spike, and later invented his signature cutter by accident while playing catch.

• Signed with the Yankees for a $2,500 bonus based purely on his smooth throwing mechanics.
• Was left unprotected in an expansion draft and passed over by two franchises.
• Accidentally discovered the cutter in 1997, a pitch that shattered hitters' bats at the handle.
• Was the last player permitted to wear number 42 in honor of Jackie Robinson. ...