If your budget is 200 $ you can go in quite a few directions EcoTech Marine MP10 Vortech Propeller Pump w/ Wireless EcoSmart Driver# this is about 30$ above your budget, but it's worth it from my experience and from what I hear. But if you just want a good power head, get like a koralia 4. PS...
Heh. Not right now. Over the years I've had multiple Cephalopod aquariums. 1 Nautilus, some Cuttlefish, and alot of Octopus. But I don't like to have those tanks at the same time or even right after each other. It's not that hard but it requires a lot of your time and attention. Being patient is...