Aerie Mystics [Commander 2013] SM197 Set: Modern Masters 2017 Type:

Set: Modern Masters 2017 Type: Land Rarity: Uncommon Seaside Citadel enters the battlefield tapped

Set: 30th Anniversary Promos Type: Land Rarity: Rare {T}: Add {C}{C}

If you saw her

it's a Spirit in addition to its other types

Aerie Mystics [Commander 2013] SM197 Set: Modern Masters 2017 Type:Set: Commander 2013 Type: Creature Bird Wizard Rarity: Uncommon Cost: {4}{W} Flying {1}{G}{U}: Creatures you control gain shroud until end of turn. (They can't be the targets of spells or abilities.) They are cautious with their body language and facial expressions. Any stray movement could betray the positions of the troops they protect and cost many lives.