The commercial and viewership data for Season 2 established new benchmarks for the streaming industry:
| Name / No. | Actor | Index Code | Arc | | :--- | :--- | :--- | :--- | | | Park Sung-hoon | Transgender Ex-Special Forces | The tactical leader of the rebellion | | No. 388 (Dae-ho) | Kang Ha-neul | Marine veteran with PTSD | The emotional anchor; survives the finale | | No. 044 (Seon-nyeo) | Chae Kook-hee | The Shaman | Antagonist; predicts doom | | No. 007 & 008 | | Mother & Son duo | The tragic "sacrifice" subplot | | No. 246 (Gyeong-seok) | Lee Jin-uk | Desperate father | The player who hides an ill daughter | index of squid game season 2