Alto//Disonna, Erupting Cannon

[Auto] : Whenever this SIGNI attacks, if that is the first attack this turn, it gets + 4000 power until the end of your opponent's next end phase. If that is the second attack this turn, it gains "[Const] : If a SIGNI on your opponent's field is vanished through battle with this SIGNI, it is put into the trash instead of the Ener Zone" until end of turn.

Life Burst : Target SIGNI on your opponent's field gains "[Const] : This SIGNI cannot attack" until end of turn. Draw a card.