Upgrade Chainblade Charm through three ranks and it tops out at Flayer Lv3. The first rank costs 1,500z to craft, every rank after that is an upgrade. Some of the materials only come from Arkveld and Seregios.
Rank by rank
Chainblade Charm IRarity 4
Flayer Lv1: Makes it ever so slightly easier to inflict wounds. Also deals additional non-elemental damage.
Craftable · 1,500zChainblade Charm IIRarity 7
Flayer Lv2: Makes it moderately easier to inflict wounds. Also deals slightly more additional non-elemental damage.
Upgrade from previous rank · 9,000zChainblade Charm IIIRarity 8
Flayer Lv3: Makes it easier to inflict wounds. Also deals moderately more additional non-elemental damage.
Upgrade from previous rank · 16,000z