Should I be worried about IP infringement For Game Title?

Book, movie titles and short phrases are not protected by copyright. But there may be protection from Trademark. You need to see IP counsel for...

No. Someone owns the IP. Get permission.

What is a good start to start a copyright search? Is there a website that can help me do one for free?

Call the Copyright Office for search advice.

If someone filed a trademark (application, not approved) "XYZ" and I use the name "XYZ•", do they have right to file claim?

The addition of a "dot" does not reduce the likelihood of consumer confusion. See IP Counsel.

Is a trademark has been filed (application) but not approved by USPTO, does the applicant still have right claim infringement?

Use of a Trademark before Federal Registration is a common law use. They can assert infringement. See IP Counsel.

First, call the Copyright Office to determine the status of you application. You can actually speak with someone. Second, check the conflict...

Who claims ownership of this map?

is it an orginal work of authorship or a derivative? See IP Counsel.

Is there any law against cargo receiving and shipping?

Laws regarding Export Control prohibit many products from being exported. Your proposal will require you to insure that products being shipped...

Your name may not be protected by Trademark law, i.e., you can't name your car wash "CarWash" and be protected. See IP Counsel.

Can I create a sculpture of the robot in the 1927 film "Metropolis" and offer for sale without fear of infringing copyright law?

The question seeks an answer sufficient to insure the asker from liability. See IP Counsel for an analysis sufficient to warrant expense and...