A Shattered, Colorless Realm

If "Vicious Astraloud" is on the field: Target 1 card on the field; destroy it, then, if the destroyed card's original name was "Vicious Astraloud", you can Special Summon 1 of your banished "Visas Starfrost", or if it was not, you can make 1 "Vicious Astraloud" you control gain 1500 ATK.