I was reading Global Golf Post this morning and they mentioned that Daniel Berger is playing irons that are 10 years old (TM MC Forged). He won his first tournament with them back in 2016, and after he recently left Callaway, he has won two more times with them since June. He has had them since high school, and is currently looking for another set via Instagram...asking anyone if they want to sell their's, or looking on eBay. I know we get excited every year when the new equipment comes out, but that doesn't mean just because it is new it is better than what you currently have.
This is what they look like:
This is what they look like: