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.
All monsters used to Link 
Summon return to my deck!
Sämtliche für diese Linkbeschwörung
verwendeten Monster kehren zurück in mein Deck!
Todos os monstros usados para a
Invocação Link retornam ao meu deck!