Under a dark and ominous sky, pierced by lightning, a man wearing a sinister hood summons a... "dragon"!  Shimoda and some of the designers were trying to fulfill the order "has not wings but flies anyway" and were checking out the dragon for inspiration. However, a harried looking Mizushima rushes onto the scene.
How about helium? That's light.
ما رأيكم بالهيليوم؟ إنّه خفيف
Wie wär’s denn mit Helium?
¿Qué les parece el helio?
Es bastante ligero.
¿Qué os parece el helio?
Es bastante ligero.
Pourquoi pas d’hélium ?
Ça pèse rien.
Che ne dite dell'elio?
Que tal hélio? É bem leve.
Как насчёт гелия? Он лёгкий.