1994 Flair Alex Rodriguez Rookie card number 340A 1994 Flair Alex Rodriguez Rookie card number 340 has a book value of about $20.00 in Near Mint - Mint condition. Professionally graded cards will sell for more. Condition is important.Common flaws with Baseball cards include: rounded edges, creases, off centered, and faded color. Any or all flaws will devalue the card significantly.