Recap channels are massive. For Karen Yuzuriha, the shock value is key. You need to hint at the body horror (the melting of her face) and the obsessive yandere behavior.
These titles rely on strong opinions. Don't be neutral. Pick a side: Do you pity her, or do you hate her? video title karen yuzuriha
Since Karen is defined by her psychological break, your titles should sound clinical or academic, but dramatic. Recap channels are massive