I am the main prize in team sports and sometimes a wife, what am I?

Has stalls, but no horses to feed Buyers browse to find what they need One little piggy went here Wall Street calls it a bull or a bear

Inside a desert so large, are those plants and surface water that I see? And it's not a mirage? Here I thought my eyes are playing tricks on me!

I have countless siblings but each of us is unique. When Elsa is bored she calls us for entertainment. Some famous animals bear my name What am I?

An age old question. What washes up on tiny beaches?