Nearly two dozen amicus briefs flooded into the ongoing appeal on Monday of a federal judge’s ruling striking down the entire Affordable Care Act.

The briefs saw two Republican states crossing the aisle to oppose the ruling that found the Obama-era health care law unconstitutional. It also saw unusual alliances, such as four legal academics, Jonathan Adler, Nicholas Bagley, Abbe Gluck, Ilya Somin, teaming up to oppose the decision.