Depends upon his and your income or “earning capacity”. But obviously you need an attorney.

Never filed for divorce

You did not get “remarried”. Your current marriage is void. You need to divorce your ex-, and then re-“marry” your current partner.

Yes, you need an attorney. Your case doesn’t sound complicated, but if he is threatening to make the case difficult, you cannot do it alone.

Got a divorce in 2015, house was giving to my ex wife but she refused to take my name off the house?

The bank does not have to, and will not, honor the Order. You have to file an enforcement motion to force her to refinance without you.

You can file an application to vacate the order. You can contact the domestic violence unit in the county the order was entered. You can also...

Deed and mortgage?

Really need to read the Agreement/Judgment.

Can I avoid divorce hearings on a possibly void marriage?

There will be no impact on custody. But you need to discuss with a SC lawyer.

Then you pursue the matter unopposed. He will be defaulted. Follow the Court Rules.

File stipulation of dismissal. This will have to come from the attorneys as they are on court record.

The answer to both of your questions is No. the court will not order it, and because of that, the poor will not agree to it.