"Combined Strength" (合わさる力 Awaseru Chikara ) is the twenty-first episode of the anime series Shakugan no Shana Second.
Characters in Order of Apperance
* denotes if the character debuts in this episode
Powers and Abilities Used
TV and Blu-ray differences
- The next episode preview of the TV version shows the title "Christmas Eve" as クリスマス・イブ instead of the correct クリスマス・イヴ. This was fixed in the Blu-ray version.