Soulburner receives data regarding Ai. Then, Revolver appears. He's there to steal the data on Ai in order to put an end to his ties with Ignis with his own two hands.
The summoning conditions are 
at least three Effect Monsters!
Die Beschwörung verlangt
mindestens drei Effektmonster!
Necesito mínimo
tres monstruos de efecto.
As condições de invocação são ao
menos três monstros de efeito!