Mox Tantalite [Modern Horizons] Dragon Avatar you may return it to

you may return it to your hand

Set: Modern Masters Type: Land Rarity: Rare Whenever City of Brass becomes tapped

Set: Miscellaneous Cards Type: Colorless Rarity: Promo

where X is the number of Zombies you control

Set: Sword & Shield: Battle Styles Type: Fire Rarity: Ultra Rare Retreat cost: Colorless

Mox Tantalite [Modern Horizons] Dragon Avatar you may return it toSet: Modern Horizons Type: Artifact Rarity: Mythic Suspend 3{0} (Rather than cast this card from your hand, pay {0} and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost.) {T}: Add one mana of any color.