Craft it
You need
×200Paldium Fragment×30Pal Metal Ingot×30Carbon Fiber×20Ancient Civilization Parts×2Ancient Civilization Core
Make it at (any of these)
Needs a Pal with Handiwork. Best:Solenne (Lv 8), Selyne (Lv 7), Wistella (Lv 6)
Work: 2,000,000 · Unlock in the Technology menu at level 48 for 4 Technology points