First, immediately below are links to previous threads on forged/counterfeit "Sandy Koufax 2000 SP Authentic" cards.
Do a Google search on the below to check out some of the other forged/counterfeit cards:
Derek Jeter forged counterfeit
Willie Mays forged counterfeit
Bart Starr forged counterfeit
Johnny Unitas forged counterfeit
Kobe Bryant forged counterfeit
Here is yet another forged/counterfeit Sandy Koufax "2000 SP Authentic" card.
This one is listed by Ebay seller Fursafe55.
As usual, this looks like it was penned by a moron.
Obvious counterfeit card.
A few hundred of these have been sold over the years.