Can I file a legal proceeding against USCIS?

I agree with my colleagues. You will not get anywhere with attempting to file any sort of complaint against USCIS in this instance. Simply refile.

Why am I a US national if my parents became naturalized citizens before I was 18?

You are both a national and citizen. File a Form N-600 application to officially document it - for life.

Can a I, as a resident, withdraw a joint sponsor and replace him with somebody else?

No. Once signed and submitted to USCIS can no longer withdraw or transfer,

How long does it take to get a green card in EB5 category?

Realistically, at least 4-5 years, as long as you succeed in removing the conditions on your temporary residency permit

I have a I-485 interview coming next month through marriage? Also, I have asylum pending with immigration since 2012??

Strictly depends on the strength of your marriage-based AOS case.

How can I get my papers back or at least a visa?

With a felony conviction - which must have had you deported - it will likely be very difficult, if not impossible for you to realistically think...

Green Card

I agree. Not worth the risk in shipping the plastic GC to her abroad. Let her travel on her valid I-551 stamp.

My husband visa was denied they give him a 221g letter and said they was sending back to usics what shall I do?

This situation cannot be analyzed nor resolved online. Consult with an experienced attorney in private.

HOW LONG DOES IT TAKE USCIS TO APPROVE MY WORK AUTHORIZATION?

Some EAD applications took 7 months to approve, even without an RFE having been issued.

If you are too young to remember, ask your parents how you first arrived or were brought into the US, whether it was with a visa and passport or not.