Most if not all 1990 Canseco cards are worth less than 25 cents.
NL: Kirk Gibson, LA Dodgers.AL: Jose Canseco, Oakland Athletics.
the most valuable barry bonds baseball card is probably his topps rookie card
Christopher Rectumski's rookie card
The Wikipedia claims that the Black Lotus is the most valuable card ever.
in my opinion the most valuable hockey card would be rocket Richard 's rookie card
The Goldest one
What is the most valuable Pokemon card? The most valuable Pokemon card today would be the charizard card, which could reach up to $400. however there are 2 other cards that can reach up to the thousands. but they are not Pokemon. they are called, "pikachu illustrator, and mega tropical battle arena." (you will never ever find these cards)
A 1986 Fleer Jose Canseco rookie card #649 has a book value of about $8.00. 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.
Mario Lemieux RC
Emmitt Smith
Honus Wagner's 1909 T206 Tobacco baseball card.