[s1e12] Code Breaker -

: Lydia Martin is bitten by Peter and rushed to the hospital; her survival and potential transformation remain uncertain.

: Peter Hale, the Alpha, forces Stiles to help him track down Derek Hale at the ruined Hale house. [S1E12] Code Breaker

: Toki arrives at the rooftop to rescue the Prime Minister. : Lydia Martin is bitten by Peter and

: Peter Hale is defeated and killed by Derek, who then becomes the new Alpha. 🧬 Anime Alternative: CODE:BREAKER : Peter Hale is defeated and killed by

: Oji and Yukihina battle for custody of children with unique powers.

This episode concludes the first season's primary conflict between the Argents (hunters) and the Alpha werewolf.

💡 : If you are referring to the 2011 TV show, "Code Breaker" is the season finale where the identity and fate of the Alpha are finally resolved. If you'd like more details, "Teen Wolf" Code Breaker (TV Episode 2011) - IMDb