Sword of Light and Shadow [Kaladesh Inventions] Urza's Saga Promos you may open a sealed

you may open a sealed Magic booster pack and put the cards on the bottom of your booster pile in a random order

you lose 1 life and that opponent gains 1 life

As long as your devotion to blue is less than five

creatures you control gain first strike until end of turn if a creature you control has first strike

Set: Strixhaven: Mystical Archive Type: Instant Rarity: Rare Cost: {W}{B} Exile target permanent with mana value 4 or greater

Sword of Light and Shadow [Kaladesh Inventions] Urza's Saga Promos you may open a sealedSet: Kaladesh Inventions Type: Artifact Equipment Rarity: Mythic Cost: {3} Equipped creature gets +2 +2 and has protection from white and from black. Whenever equipped creature deals combat damage to a player, you gain 3 life and you may return up to one target creature card from your graveyard to your hand. Equip {2}