You chose the title Right because its really a war. Choosing a Javascript framework really a difficult task now, when you have these many options and keep on adding new ones.(Like every new X-Men series introduces new characters). Where each will have its own pros and cons.

Its really a nice introduction of all and comparison with all X-Men characters.

So just choose your mutant(For me Angular 2.0) which best serve your needs and gear up for the battle.