“Supporters will likely use it as a reason to pass anti-LGBTQ+ laws, further restrict reproductive rights, allow business owners to discriminate at their own discretion, and control educational materials in schools.”

thats pretty much the meat of it right there and even weasel words like…

“shall not substantially burden a person’s exercise of religion even if the burden results from a rule of general applicability”

are ominous. pretty much discriminate however the hell you want.