Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.)
Whenever a nontoken artifact you control is put into a graveyard from the battlefield, create a 1/1 colorless Servo artifact creature token.

• Number: 72
• Rarity: U
• Power: 2
• Toughness: 2
• Type: Creature
• Subtype: Human Artificer
• Mana cost: 4B
• Color: Black
• Artist: Dan Scott