Dream Defenders (2011)

S3E2 Dead Man's Party

When a mystical Nigerian mask awakens the deceased, Buffy finds herself in a fierce struggle against a throng of zombies. As the undead rise, she must rally her friends and confront this terrifying new threat, all while uncovering the mask's dark origins. With time running out, Buffy’s skills and bravery are put to the ultimate test as she fights to restore peace and send the reanimated back to their graves.