Whir of Invention [Aether Revolt Prerelease Promos] Saviors of Kamigawa The faultless and immaculate castes

The faultless and immaculate castes form the lower tiers of elvish society

add {R} for each 1 life your opponents have lost this turn

At the beginning of your end step

then choose another target for each time this spell was kicked

Each artifact you tap after you're done activating mana abilities pays for {1}

Whir of Invention [Aether Revolt Prerelease Promos] Saviors of Kamigawa The faultless and immaculate castesSet: 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.