Answer:
It adds imagery, which makes the passage appeal to the readers senses.
Do not run remain still bears are like sharks their intent is not to hurt you.
However, unlike (point A), (point B) actually
Or some other buzz words are:
Inversely
Dissimilarly
Otherwise
Unequally
Contrarily
The adjective clause:
where the game was being played.
I would say economical concerns but i am no expert.