Saheeli's Artistry [Commander 2018] Efreet You can only use each

You can only use each effect of "Time Thief Regulator" once per turn

that specifically lists the card "Dark Magician" or "Dark Magician Girl" in its text

// Whenever you would take damage from a card effect

Set: Legendary Collection 4: Joey's World Card type: Effect Monster Rarity: Common Attack: 3500 Defense: 0 Cannot be Normal Summoned/Set

Saheeli's Artistry [Commander 2018] Efreet You can only use eachSet: Commander 2018 Type: Sorcery Rarity: Rare Cost: {4}{U}{U} Choose one or both Create a token that's a copy of target artifact. Create a token that's a copy of target creature, except it's an artifact in addition to its other types. "From the first touch, I know exactly what the metal wants to be."