Massive Despair Blade is crafted with Hillwen Engineering in Mabinogi. This page lists everything needed to make it, checked against the game as it exists today. The interactive planner lives in the Hillwen Companion.
Recipe availability
Massive Despair Blade is a rank 7 Hillwen Engineering recipe with a best success rate of 85% at rank 1 and dan ranks.
Materials
Each craft uses
2× Fused Hillwen Alloy
10× Awakened Strength Crystal — Alby/Ciar Advanced Hardmode and Rabbie Phantasm Dungeon drop
20× Gem of Valor — hard/elite shadow mission or advanced hard mode dungeon reward
10× Teardrop Gem — buy from Trade Assistant Imp / Iria Trade Merchant for 35,000 Ducats
1× Black Chain
20× Cross-hatched Mineral — Reward from Lord Missions, Sidhe Finnachaid, or hard mode Alby, Ciar, or Rundal dungeons.