[+2]: Untap each enchanted permanent you control.
[-1]: Create a white Aura enchantment token named Mask attached to another target permanent. The token has enchant permanent and totem armor.
[-7]: Mill seven cards. Return all non-Aura enchantment cards from your graveyard to the battlefield, then do the same for Aura cards.
Estrid, the Masked can be your commander.
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