Only one idea will make that area attractive (not to mention non life threatening) for such proposals.
Less traffic.

D, I don't know, I consider the shark tank pretty life threatening. I imagine that it will become a regular body dumping ground, since the evidence will disappear pretty quickly. And since one of the reasons I don't murder people is because I don't have a good way to dispose of the bodies...

This will make a AAA ballpark look cheap in comparison. At least we'll get another Buffalo Wild Wings out of this. Right guys? Right...

Hospital for the poor! Wind energy research facility! Columbia River museum! Portland stop for new high speed light rail (you know how dumb it is to have this on the West side?)! House the homeless! Feed the hungry!

Or, best idea in the last 30 seconds, an underground Ferris wheel where at the nadir you can get a glimpse of the gates of hell.

maybe put some people of color on your scrolling header

If the city is paying for this, then put in the dang AAA baseball park. If the Blazers are paying for it, then let them pay for it, and they can do what they want.