. "Material obtained from a defeated enemy."@en . "Rare"@en . "Reward Tickets"@en . "Light-Speed Jet Fins are rare materials in Xenoblade Chronicles X. They can be obtained from Quick Aetrygons in Oblivia, appearing in the river northwest from FN Site 312. One is needed for A Girl's Wings."@en . . . "Aetrygons in Oblivia or Sylvalum"@en . "Light-Speed Jet Fin"@en . "Material"@en . "Credits"@en . . . "Light-Speed Jet Fins are rare materials in Xenoblade Chronicles X. They can be obtained from Quick Aetrygons in Oblivia, appearing in the river northwest from FN Site 312. One is needed for A Girl's Wings."@en .