Whir of Invention [Aether Revolt Prerelease Promos] Jackal You cannot activate any Spell

You cannot activate any Spell Cards

Set: Galactic Overlord Card type: Xyz/Effect Monster Rarity: Super Rare Attack: 2200 Defense: 1200 2 Level 4 monsters Dragon-Type monster you control cannot be destroyed by battle

you may petition to have them returned

Set: Ravnica: City of Guilds Type: Artifact Rarity: Rare Cost: {3} Whenever a nonartifact permanent enters the battlefield under your control

Whir of Invention [Aether Revolt Prerelease Promos] Jackal You cannot activate any SpellSet: Aether Revolt Prerelease Promos Type: Instant Rarity: Rare Cost: {X}{U}{U}{U} Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.