Daretti, Manic Mastermind

+2: Daretti, Manic Mastermind may assemble a contraption. Then you may choose a sprocket and crank any number of contraptions on it.
-3: Daretti, Manic Mastermind deals X damage to any target, where X is equal to the number of artifacts you control
-8: Crank all of your sprockets. Repeat this process three times.