That?

[ He paused, and rubbed the back of his neck. ]

It was a singularity. It... It makes changes the center of gravity, so you can't... find the right one.

[ He's not surprised that Tetsuo had such a violent reaction. When your powers relied on gravity, biotics had the same problem. If you were caught in a singularity, it was either hope your barriers and armor held out long enough for it to go, or...

Well. The inevitable. ]