I would die for something like this. I don’t even need a mansion or all the rooms (although it’s beautiful) — I just want all the fish/shark tanks! I’d sleep like a baby if I could live in something like this! If you haven’t seen this, you gotta check it out – and since it’s back on the market, now is the perfect time. Gilbert Arenas’ home built with shark tanks is up for sale … again! Details & photos after the jump…