It's been tried before, chink Hitler!
“It’s altering DNA, and it’s one of the things our intelligence shows that China is doing. … The People’s Republic of China has 2 million strong in its military, and it’s trying to make them stronger through, you know, gene editing,” Ratcliffe advised.
https://www.breitbart.com/clips/2020/12/06/dni-john-ratcliffe-china-using-gene-editing-to-boost-military/