Return all creature cards from your graveyard to the battlefield. Each of them is a 1/1 Spirit with flying (This creature can't be blocked except by creatures with flying or reach.) in addition to its other types. Exile Storm of Souls.
The information presented on this site about Magic: The Gathering, both literal and graphical, is copyrighted by Wizards of the Coast.
This website is not produced, endorsed, supported, or affiliated with Wizards of the Coast.