Craft it
You need
Make it at (any of these)
Needs a Pal with Handiwork. Best:Solenne (Lv 8), Selyne (Lv 7), Wistella (Lv 6)
Work: 100,000
Slab depicting Bellanoir Libero.
Offer to a Summoning Altar
to summon an exceptionally powerful Lv 45 Bellanoir Libero.