Nightbringer Vanguard Shield is crafted with Magic Craft in Mabinogi. This page lists everything needed to make it, checked against the game as it exists today. The interactive planner lives in the Magic Craft Companion.
Recipe availability
Nightbringer Vanguard Shield is a rank Dan 1 Magic Craft recipe with a best success rate of 95% at rank 1 and dan ranks.
Materials
Each craft uses
1× Dark Erg Chunk — Drops in Crom Bas Normal raid in Nekojima.
15× Adamantine — Drops in Crom Bas Advanced or Elite, or buy with Adamantine Coins.
15× Glas Ghaibhleann Heart — Trade 200 Adamantine Coins at Gillach's shop in Crom Bas.
15× Damaged Glas Ghaibhleann Feather — Buy from Gillach's shop in Longa Desert for 200 Adamantine Coins.
100× Condensed Strength Fragment: Shield — Buy from Gillach's shop in Longa Desert for 20 Adamantine Coins.
20× Phantasmal Ingot — crafted product, no gather/drop method exists
20× Sturdy Loop — Earn it as a part time job reward from Simon or Ailionoa at a clothing shop.
5× Cross-hatched Mineral — Reward from Lord Missions, Sidhe Finnachaid, or hard mode Alby, Ciar, or Rundal dungeons.