3 0 3Actions Report Solution Nuclear weapon development is hidden away in the iDroid menu, and becomes available after Episode 31 is complete.You have to go to the Mother Base tab, then into Resources, and over to the nuclear tab in there.Once you have enough fuel and metal resources, and GMP also, you can develop your own nuclear weapon.Guide not helping? View 1 more guide for this trophy.Showing all 3 comments. You should mention that the option is not available until after mission 31Posted by BeardedScot86 on 13 Oct 15 at 07:56 Its worth adding that you will lose 50,000 heroism, so its best to go for the Hero trophy first.Posted by Diddlemyloins on 21 Aug 16 at 23:00 it costs 750,000 GMP, 75,000 fuel and 50,000 metal. if you have 70,000 fuel online and 5,000 offline- it will NOT combine them, you need 75,000 in one.Posted by ripxdoc on 14 Jun 20 at 18:42
2 3 0Actions Report Solution Im just going to start posting videos to help people since theres barely any guides.