Whir of Invention [Aether Revolt Prerelease Promos] Phyrexian Praetor Hazoret the Fervent can't attack

Hazoret the Fervent can't attack or block unless you have one or fewer cards in hand

Set: Ice Age Type: Enchantment Rarity: Rare Cost: {2}{R} Creatures without flying don't untap during their controllers' untap steps

−3: Destroy target creature

Set: Darksteel Type: Artifact — Equipment Rarity: Rare Cost: {3} Equipped creature gets +2/+2 and has protection from white and from black

Whir of Invention [Aether Revolt Prerelease Promos] Phyrexian Praetor Hazoret the Fervent can't attackSet: 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.