When at last just one sporting journal in America shall come out and refuse to print the advertisements of the ultradestructive contrivances for killing fish and game, there are some of us who will feel that we have not lived wholly in vain.
Source: wiktionary
Add an ultradestructive countrywide bush war — and low-intensity conflict strategy specifically, according to its critics, "strikes at the very heart of the development process." — and the problems can begin to seem insuparable.
Source: wiktionary
The rise of ultradestructive weapons (biological and chemical as well as nuclear) has jeopardized life.
Source: wiktionary