Ultimate Geas Devastation Chestplate (M) 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
Ultimate Geas Devastation Chestplate (M) is a rank 3 Magic Craft recipe with a best success rate of 96% at rank 1 and dan ranks.
Materials
Each craft uses
1× Geas Devastation Chestplate (M)
15× Sharp Crystallized Mineral — Chance to drop from Feth Fiada, Revived Illusion, or Seven Nightmares on Hard.
65× Geas Core — Drops from Feth Fiada, Revived Illusion, or Seven Nightmares Tech Duinn missions.