: In a closing twist, it is revealed that the skin cell actually belongs to Cindy Burman (Shiv) . She is physically mutating, with green scales appearing on her arm, likely due to her father's past experiments. Sylvester’s Recovery & The Mentor Role

: The duo attempts to find the killer using the Thunderbolt, but their wish for a "key" to the mystery results in a literal mountain of random keys blowing out a bathroom door.

: When Courtney tries to reach out to him, his emotions trigger a massive ice explosion that coats the classroom in frost.

: Barbara's manager, Tim, becomes oddly supportive of her park proposal after being "encouraged" by Paula Brooks. Paula also gifts Barbara a handmade taxidermy fox as a gesture of friendship.

: The romance remains bittersweet, as Courtney keeps her identity as Stargirl secret and realizes Cameron believes his father, Jordan (Icicle), was a hero. Key Subplots

Cameron Mahkent continues to struggle with his burgeoning cryokinesis, which begins to interfere with his ability to create art.