Mikomiko//Memoria, Bacteria Queen

[Const]: As long as this SIGNI is awakened, it gets +3000 power and gains "[Auto]: When this SIGNI is vanished, put this SIGNI from your Ener Zone onto your field downed unless your opponent discards a card."

[Auto]: At the beginning of your attack phase, your opponent discards a card. Then, if your opponent has no cards in their hand, this SIGNI is awakened. (SIGNI stay awakened for as long as they remain on the field.)