What fish should I get for a 10 Gallon Aquarium?

Bubbles

New member
Well I was originally going to get 6 Cardinal Tetras and 2 Ghost Shrimp but i just found out Cardinal Tetras cost way more than I thought.
So what kind of fish should I get?
I like colorful fish.
No more then $4 each.
Also should I just get one pregnant fish of some sort.

It's a tropical tank.
 
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