Tank set up help

[African Dick]

I just purchased 2 African Brown Knife Fish, 1 Senegal Birchir, and a African Leaf Fish. I was wondering if I should take back one of the 2 Knife fish? What would be some good tankmates? I could add more leaf fish, birchirs? Any suggestions are welsome.

 

[African Dick]

???

 

[African Dick]

Does anyone....ever come by this son of a *****?

 

[Weylin]

Y do u want to take back the knife fish ?