I have the media baskets and fuge in my back compartment in my cube. So far so good. Nitrates are staying low for now. A good solid weekly water change should take the place of a skimmer.
The bio cube skimmer is also run by airstones which I hear gets quite expensive over the long run and as mentioned most people don't like them.
180g- Mostly BIG fish and some coral. ~80g Nuvo- My coral tank with "happy fish"~ 90g- FOWLR Not the not happy type of fish~ 125g- Freshwater Malawi Cichlids ~10g- Nuvo- The refugees from the Ich of '18