According to simulations run on different futures of Ignis and humanity, Revolver says that Lightning's is the only one that leads to mutual destruction.
I'll add the remaining card to my hand.
Dann werde ich die Karte, die übrig ist,
auf meine Hand holen.
Devuelvo a mi mano la carta restante.
Eu acrescento a carta
que sobrou à minha mão.