Mixcoatl

Mixcoatl (雲海の蛇(ミシュコアトル)) are planes used by the Return of the Winged One, appearing in Toaru Kagaku no Railgun SS: Liberal Arts City.

Etymology
Mixcoatl (meaning 'cloud serpent') is an Aztec god of the hunt, of war and the Milky Way.

Appearance
The Mixcoatl's main body, made of wood, resembles two canoes with one placed on top of the other. Four wings are positioned underneath it.

Principles
The Mixcoatl is constructed out of wood, cloth and obsidian, with no metal parts.

The craft is capable of flying at high speeds over the surface of the ocean, using its wings to keep itself steady.