Yes, "NBA basketball star" should be capitalized as it is a proper noun and title.
Yes, "Basketball" should be capitalized as it is a proper noun referring to the specific sport.
No, the word basketball is not a proper noun and so it does not get capitalized in a sentence unless it is the first word of that sentence.
The value of the card depends on the player, the manufacturer, the year the of the card and the condition of the card.
Basketball player in OKC
A basketball player is a person who plays basketball, especially professionally.
Basketball player
a basketball player a basketball player
Value of a basketball card depends on the player, type and rarity. Current market value can be looked up on ebay's completed sales. Most common cards are probably worth very little.
a basketball player
Search basketball player on google images.
Haha... I am not a famous basketball player. Hardly even a basketball player anymore. - Ben Kimsal