Saheeli's Directive [Commander 2018] BW51 ) You can only use

) You can only use each effect of "Crystron Halqifibrax" once per turn

Set: Rivals of Ixalan Type: Legendary Artifact // Legendary Land Rarity: Mythic Cost: {2} {1}

if you activate a Spell/Trap Card or effect (except during the Damage Step): You can Special Summon this card from your hand

Set: Sword & Shield: Rebel Clash Type: Grass Rarity: Ultra Rare Retreat cost: Colorless

Set: Cyberdark Impact Card type: Effect Monster Rarity: Ultra Rare Attack: 1500 Defense: 1500 Once per turn

Saheeli's Directive [Commander 2018] BW51 ) You can only useSet: Commander 2018 Type: Sorcery Rarity: Rare Cost: {X}{R}{R}{R} Improvise (Each artifact you tap after you're done activating mana abilities pays for {1}.) Reveal the top X cards of your library. You may put any number of artifact cards with mana value X or less from among them onto the battlefield. Then put all cards revealed this way that weren't put onto the battlefield into your graveyard.