A mysterious enemy has struck simultaneously in Japan and London, where Tsubasa is performing a concert.  Their power is even greater than that of the Symphogears, and they want to destroy the entire world.
In other words, that makes 
her easier to deal with!
بعبارة أخرى، هذا يُسهِّلُ تدبُّر أمرها
Mit anderen Worten:
Das macht’s leichter!
¡O sea que será fácil encargarme!
¡Es decir, que será fácil encargarme!
Du coup, c’est plus facile.
E questo rende tutto più facile!
Em outras palavras, me 
facilita para enfrentá-la!