This trade is the root of the Johnny Unitas (1973) trade tree — the full chain is traced there.
Baltimore Colts sent QB Johnny Unitas
The Chargers purchased 39-year-old Johnny Unitas from the Colts for $150,000, ending his 17-year Baltimore career.
On January 20, 1973, Baltimore Colts sent QB Johnny Unitas to San Diego Chargers for cash considerations.