I don't see that as viable because the alteration to YSANC makes it a guaranteed win to hold it and ATE; play the one, choose to discard cards with a defense value, and ATE ends the game.

In Italy for thirty years under the Borgias they had warfare, terror, murder, bloodshed, but they produced Michelangelo, Leonardo da Vinci, and the Renaissance. In Switzerland they had brotherly love, they had five hundred years of democracy and peace. And what did that produce? The cuckoo-clock.
- Orson Welles