The Wealth of Iron Man and Batman vs. Black Panther

https://www.dexerto.com/tv-movies/richest-marvel-and-dc-superheroes-revealed-from-iron-man-to-batman-1450189

Of course Iron Man and Batman have a lot of money behind them to fund all their tech and gadgets. 

 https://screenrant.com/what-if-iron-man-tony-stark-powerful-different

https://bleedingcool.com/comics/tony-stark-is-high-as-hell-in-iron-man-11-preview

https://www.pennlive.com/life/2020/11/whos-richerbatman-or-iron-man-a-new-report-names-the-wealthiest-superhero.html

https://www.cbr.com/batman-iron-man-richest-superhero

https://screenrant.com/marvel-dc-comic-batman-iron-man-richest

Black Panther takes wealth to a much higher level.

https://comicbook.com/news/black-panther-iron-man-batman-top-list-of-richest-superheroes

https://www.cbr.com/video-black-panther-richer-iron-man-batman

https://geeksgonnageek.com/who-is-the-richest-superhero-batman-iron-man-or-black-panther/

Black Panther Is Richer Than Iron Man And Batman Combined https://www.youtube.com/watch?v=1sspvyWfgDc

https://money.com/black-panther-net-worth

https://thedigitallabyrinth.blogspot.com/search?q=Black+Panther

https://thedigitallabyrinth.blogspot.com/search?q=Iron+Man