The Secret Circle S01 E22 Cassie and Diana use their Dark Magic against Blackwell

NO COPYRIGHT INFRINGEMENT INTENDED. Blackwell traps Cassie and Diana in a circle spelled with dark magic so they can t escape. He reveals his real plans is not to help kill the witch hunters, it s to build a circle filled with dark magic witches. Cassie and Diana try to escape but the spell is too strong for Cassie s dark magic alone so she forces Diana to activate her dark magic so they can break the seal on the spell and take down Blackwell. Source: The Secret Circle Season 01, Episode 22 Family NO COPYRIGHT INFRINGEMENT INTENDED