No. The 1999 Legends Sports Memorabilia #NNO Mark McGwire / Sammy Sosa / Muhammad Ali is not a rookie card. For Mark McGwire / Sammy Sosa / Muhammad Ali's rookie cards, look for the RC designation — typically from their debut year.

What set is the 1999 Legends Sports Memorabilia #NNO Mark McGwire / Sammy Sosa / Muhammad Ali from?▼

This card is from the 1999 Legends Sports Memorabilia set, produced by Unknown. Browse the full checklist for all cards in this set.

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