Cassidy Tucker is kind and caring, but also cunning and vengeful. She is afraid of being alone. She is very dangerous when provoked. She can be deceitful, though often with good intentions. Cassidy was the fifth victim of the MCI in 1985. She possesses Fredbear. She was killed by William Afton in a springlock faliure. She aided Charlotte Emily in helping the other missing childrens' souls find rest. After Afton died, she trapped his soul in The Flipside to torment him.