Two polar rings on the way?

http://legacysurvey.org/viewer?ra=148.4327&dec=-1.0263&zoom=14&layer=decals-dr7

Maybe. But my guess is that an elliptical with shells is more likely (these are fairly common in late-stage/post merger systems).

But the distribution of the tidal trails in this collision looks more consistent with the formation of ring structures than “shells”.