Veiled Apparition [Urza's Saga] Illusion Mutant {T}: Untap target creature that

{T}: Untap target creature that has an activated ability with {T} in its cost

but they'll do the trick

adventurer

{2}{W}{B}: Restless Fortress becomes a 1/4 white and black Nightmare creature until end of turn

Set: Jumpstart 2022 Type: Artifact Rarity: Rare Cost: {4} If an artifact or creature entering the battlefield causes a triggered ability of a permanent you control to trigger

Veiled Apparition [Urza's Saga] Illusion Mutant {T}: Untap target creature thatSet: Urza's Saga Type: Enchantment Rarity: Uncommon Cost: {1}{U} When an opponent casts a spell, if Veiled Apparition is an enchantment, Veiled Apparition becomes a 3 3 Illusion creature with flying and "At the beginning of your upkeep, sacrifice Veiled Apparition unless you pay {1}{U}."