光速喷射背鳍s are rare materials in 异度神剑X. They can be obtained from 「急速」火箭鱼 in 忘却溪谷, appearing in the river northwest from 第312区FN点 at 白天. One is needed for 少女的翅膀. Sources 「飞驰」火箭鱼 「急速」火箭鱼 「音速」拉姆斯 「天穹」火箭鱼 「金鳞」威莱姆 Categories: XCX Materials Mission Materials XCX Item pages with an incomplete infobox Community content is available under CC-BY-SA unless otherwise noted.
