Question

A family made out of this substance plays a game during which a male character says: “Butterfly, windshield wipers, half a butterfly.” (15[1])A mother and architect that is made out of this substance gives a woman job advice after seeing her repair a broken glass pitcher. (15[1])A leader of a region named after this substance releases Vaatu (15[1])during a (*) Harmonic Convergence and is named Unalaq. (10[1]-5[2])In order to restore the moon spirit Tui, a character who leads a region named after this substance (10[1])sacrifices herself; (10[2])that character is Princess (10[1])Yue. The first season of Avatar: The Last Airbender is named after this element. For 10 points, name this classical element which was wielded by Sokka’s sister Katara, (10[1])which also makes up Wade Ripple in Pixar's Elemental. ■END■

ANSWER: water [accept Northern or Southern Water Tribe; prompt on anything similar to oceans or seas or other bodies of water by asking “That is made up of what classical element?”]
<JH, Other/Misc.>
= Average correct buzz position