Hello, I'm Zach.
I suppose it would be helpful to outline what I already have -
I have a 10 gallon tank with heater and power filter rated for its size.
Currently I have 3 Corydoras Catfish, 1 Bloodfin Tetra, and 1 new Dragon Betta.
My tank is gravel, moderately heavy planting with 3/4 being...