Seeds are planted in Victor and Macbeth’s heads, driving their eagerness into a downward spiral. The key theme of blind ambition and the want for forbidden knowledge ultimately is the cause of both Macbeth and Victor’s demise. Macbeth and Victor both obtain forbidden knowledge, but do not use it wisely. Victor created life, but he did not think through the possible consequences that may occur. He simply was too ambitious for his own good. Likewise, Macbeth also obtains forbidden knowledge from the witches. Being the only one with the knowledge of the prophecies, Macbeth decides to take advantage. His fatal flaw, his ambition, is the cause of his own downfall. Unfortunately, the ambitious pursuit of forbidden powers often results in a transformation into a beast, and for Macbeth and Victor, this proves